Home / 133,026.15-183,579.98-72,600.68

Finding the Fourth Proportional to 133,026.15, 183,579.98 and 72,600.68

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Solution

The fourth proportional to 133,026.15, 183,579.98 and 72,600.68 is: 100,191.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,026.15 : 183,579.98 = 72,600.68 : x
  2. Step 2: Convert to fraction form
    133,026.15/183,579.98 = 72,600.68/x
  3. Step 3: Cross multiply
    133,026.15x = 183,579.98 × 72,600.68
  4. Step 4: Simplify right side
    133,026.15x = 13,328,030,282.98
  5. Step 5: Solve for x
    x = 13,328,030,282.98/133,026.15
  6. Step 6: Final answer
    x = 100,191.05

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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.