Home / 161,985.30-242,905.05-62,112.30

Finding the Fourth Proportional to 161,985.30, 242,905.05 and 62,112.30

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Solution

The fourth proportional to 161,985.30, 242,905.05 and 62,112.30 is: 93,140.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,985.30 : 242,905.05 = 62,112.30 : x
  2. Step 2: Convert to fraction form
    161,985.30/242,905.05 = 62,112.30/x
  3. Step 3: Cross multiply
    161,985.30x = 242,905.05 × 62,112.30
  4. Step 4: Simplify right side
    161,985.30x = 15,087,391,337.12
  5. Step 5: Solve for x
    x = 15,087,391,337.12/161,985.30
  6. Step 6: Final answer
    x = 93,140.50

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1.5x scale

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.