Home / 105,101,002.71-145,036,572.55-58,057,063.71

Finding the Fourth Proportional to 105,101,002.71, 145,036,572.55 and 58,057,063.71

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Solution

The fourth proportional to 105,101,002.71, 145,036,572.55 and 58,057,063.71 is: 80,117,195.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,101,002.71 : 145,036,572.55 = 58,057,063.71 : x
  2. Step 2: Convert to fraction form
    105,101,002.71/145,036,572.55 = 58,057,063.71/x
  3. Step 3: Cross multiply
    105,101,002.71x = 145,036,572.55 × 58,057,063.71
  4. Step 4: Simplify right side
    105,101,002.71x = 8,420,397,532,126,358
  5. Step 5: Solve for x
    x = 8,420,397,532,126,358/105,101,002.71
  6. Step 6: Final answer
    x = 80,117,195.03

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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.