Home / 104,401.96-144,075.24-56,655.76

Finding the Fourth Proportional to 104,401.96, 144,075.24 and 56,655.76

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Solution

The fourth proportional to 104,401.96, 144,075.24 and 56,655.76 is: 78,185.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,401.96 : 144,075.24 = 56,655.76 : x
  2. Step 2: Convert to fraction form
    104,401.96/144,075.24 = 56,655.76/x
  3. Step 3: Cross multiply
    104,401.96x = 144,075.24 × 56,655.76
  4. Step 4: Simplify right side
    104,401.96x = 8,162,692,219.38
  5. Step 5: Solve for x
    x = 8,162,692,219.38/104,401.96
  6. Step 6: Final answer
    x = 78,185.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.