Home / 88,119,723.52-121,604,822.40-48,967,874.56

Finding the Fourth Proportional to 88,119,723.52, 121,604,822.40 and 48,967,874.56

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Solution

The fourth proportional to 88,119,723.52, 121,604,822.40 and 48,967,874.56 is: 67,575,446.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,119,723.52 : 121,604,822.40 = 48,967,874.56 : x
  2. Step 2: Convert to fraction form
    88,119,723.52/121,604,822.40 = 48,967,874.56/x
  3. Step 3: Cross multiply
    88,119,723.52x = 121,604,822.40 × 48,967,874.56
  4. Step 4: Simplify right side
    88,119,723.52x = 5,954,729,689,174,279
  5. Step 5: Solve for x
    x = 5,954,729,689,174,279/88,119,723.52
  6. Step 6: Final answer
    x = 67,575,446.80

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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.