Home / 152,801.17-210,875.15-88,273.12

Finding the Fourth Proportional to 152,801.17, 210,875.15 and 88,273.12

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Solution

The fourth proportional to 152,801.17, 210,875.15 and 88,273.12 is: 121,822.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,801.17 : 210,875.15 = 88,273.12 : x
  2. Step 2: Convert to fraction form
    152,801.17/210,875.15 = 88,273.12/x
  3. Step 3: Cross multiply
    152,801.17x = 210,875.15 × 88,273.12
  4. Step 4: Simplify right side
    152,801.17x = 18,614,607,646.06
  5. Step 5: Solve for x
    x = 18,614,607,646.06/152,801.17
  6. Step 6: Final answer
    x = 121,822.41

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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.