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Finding the Fourth Proportional to 266,562.58, 399,864.53 and 89,070.22

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Solution

The fourth proportional to 266,562.58, 399,864.53 and 89,070.22 is: 133,612.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,562.58 : 399,864.53 = 89,070.22 : x
  2. Step 2: Convert to fraction form
    266,562.58/399,864.53 = 89,070.22/x
  3. Step 3: Cross multiply
    266,562.58x = 399,864.53 × 89,070.22
  4. Step 4: Simplify right side
    266,562.58x = 35,616,021,657.30
  5. Step 5: Solve for x
    x = 35,616,021,657.30/266,562.58
  6. Step 6: Final answer
    x = 133,612.23

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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.