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Finding the Fourth Proportional to 144,953, 200,057.01 and 88,397.18

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Solution

The fourth proportional to 144,953, 200,057.01 and 88,397.18 is: 122,001.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,953 : 200,057.01 = 88,397.18 : x
  2. Step 2: Convert to fraction form
    144,953/200,057.01 = 88,397.18/x
  3. Step 3: Cross multiply
    144,953x = 200,057.01 × 88,397.18
  4. Step 4: Simplify right side
    144,953x = 17,684,475,523.23
  5. Step 5: Solve for x
    x = 17,684,475,523.23/144,953
  6. Step 6: Final answer
    x = 122,001.45

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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.