Home / 369,770.14-554,655.21-89,287.39

Finding the Fourth Proportional to 369,770.14, 554,655.21 and 89,287.39

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Solution

The fourth proportional to 369,770.14, 554,655.21 and 89,287.39 is: 133,931.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,770.14 : 554,655.21 = 89,287.39 : x
  2. Step 2: Convert to fraction form
    369,770.14/554,655.21 = 89,287.39/x
  3. Step 3: Cross multiply
    369,770.14x = 554,655.21 × 89,287.39
  4. Step 4: Simplify right side
    369,770.14x = 49,523,716,050.80
  5. Step 5: Solve for x
    x = 49,523,716,050.80/369,770.14
  6. Step 6: Final answer
    x = 133,931.09

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Similar ratio
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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.