Home / 112,075,400.70-168,113,101.05-39,374,271.90

Finding the Fourth Proportional to 112,075,400.70, 168,113,101.05 and 39,374,271.90

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Solution

The fourth proportional to 112,075,400.70, 168,113,101.05 and 39,374,271.90 is: 59,061,407.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,075,400.70 : 168,113,101.05 = 39,374,271.90 : x
  2. Step 2: Convert to fraction form
    112,075,400.70/168,113,101.05 = 39,374,271.90/x
  3. Step 3: Cross multiply
    112,075,400.70x = 168,113,101.05 × 39,374,271.90
  4. Step 4: Simplify right side
    112,075,400.70x = 6,619,330,950,694,876
  5. Step 5: Solve for x
    x = 6,619,330,950,694,876/112,075,400.70
  6. Step 6: Final answer
    x = 59,061,407.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.