Home / 90,958,248.54-136,508,124.56-63,486,070.52

Finding the Fourth Proportional to 90,958,248.54, 136,508,124.56 and 63,486,070.52

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Solution

The fourth proportional to 90,958,248.54, 136,508,124.56 and 63,486,070.52 is: 95,278,488.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,958,248.54 : 136,508,124.56 = 63,486,070.52 : x
  2. Step 2: Convert to fraction form
    90,958,248.54/136,508,124.56 = 63,486,070.52/x
  3. Step 3: Cross multiply
    90,958,248.54x = 136,508,124.56 × 63,486,070.52
  4. Step 4: Simplify right side
    90,958,248.54x = 8,666,364,421,369,134
  5. Step 5: Solve for x
    x = 8,666,364,421,369,134/90,958,248.54
  6. Step 6: Final answer
    x = 95,278,488.32

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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.