Home / 89,912,060.16-124,078,641.48-48,658,952.76

Finding the Fourth Proportional to 89,912,060.16, 124,078,641.48 and 48,658,952.76

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Solution

The fourth proportional to 89,912,060.16, 124,078,641.48 and 48,658,952.76 is: 67,149,353.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,912,060.16 : 124,078,641.48 = 48,658,952.76 : x
  2. Step 2: Convert to fraction form
    89,912,060.16/124,078,641.48 = 48,658,952.76/x
  3. Step 3: Cross multiply
    89,912,060.16x = 124,078,641.48 × 48,658,952.76
  4. Step 4: Simplify right side
    89,912,060.16x = 6,037,536,754,300,296
  5. Step 5: Solve for x
    x = 6,037,536,754,300,296/89,912,060.16
  6. Step 6: Final answer
    x = 67,149,353.97

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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.