Home / 102,255,139.84-141,115,575.12-60,475,019.88

Finding the Fourth Proportional to 102,255,139.84, 141,115,575.12 and 60,475,019.88

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Solution

The fourth proportional to 102,255,139.84, 141,115,575.12 and 60,475,019.88 is: 83,457,586.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,255,139.84 : 141,115,575.12 = 60,475,019.88 : x
  2. Step 2: Convert to fraction form
    102,255,139.84/141,115,575.12 = 60,475,019.88/x
  3. Step 3: Cross multiply
    102,255,139.84x = 141,115,575.12 × 60,475,019.88
  4. Step 4: Simplify right side
    102,255,139.84x = 8,533,967,210,759,634
  5. Step 5: Solve for x
    x = 8,533,967,210,759,634/102,255,139.84
  6. Step 6: Final answer
    x = 83,457,586.82

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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.