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Finding the Fourth Proportional to 242,213.90, 363,354.34 and 64,726.70

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Solution

The fourth proportional to 242,213.90, 363,354.34 and 64,726.70 is: 97,099.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,213.90 : 363,354.34 = 64,726.70 : x
  2. Step 2: Convert to fraction form
    242,213.90/363,354.34 = 64,726.70/x
  3. Step 3: Cross multiply
    242,213.90x = 363,354.34 × 64,726.70
  4. Step 4: Simplify right side
    242,213.90x = 23,518,727,358.88
  5. Step 5: Solve for x
    x = 23,518,727,358.88/242,213.90
  6. Step 6: Final answer
    x = 97,099.00

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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.