Home / 91,060,256.72-136,523,069.15-47,278,154.27

Finding the Fourth Proportional to 91,060,256.72, 136,523,069.15 and 47,278,154.27

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Solution

The fourth proportional to 91,060,256.72, 136,523,069.15 and 47,278,154.27 is: 70,882,281.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,060,256.72 : 136,523,069.15 = 47,278,154.27 : x
  2. Step 2: Convert to fraction form
    91,060,256.72/136,523,069.15 = 47,278,154.27/x
  3. Step 3: Cross multiply
    91,060,256.72x = 136,523,069.15 × 47,278,154.27
  4. Step 4: Simplify right side
    91,060,256.72x = 6,454,558,723,768,572
  5. Step 5: Solve for x
    x = 6,454,558,723,768,572/91,060,256.72
  6. Step 6: Final answer
    x = 70,882,281.21

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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.