Home / 105,722,839.71-158,739,933.03-59,127,616.02

Finding the Fourth Proportional to 105,722,839.71, 158,739,933.03 and 59,127,616.02

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Solution

The fourth proportional to 105,722,839.71, 158,739,933.03 and 59,127,616.02 is: 88,778,487.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,722,839.71 : 158,739,933.03 = 59,127,616.02 : x
  2. Step 2: Convert to fraction form
    105,722,839.71/158,739,933.03 = 59,127,616.02/x
  3. Step 3: Cross multiply
    105,722,839.71x = 158,739,933.03 × 59,127,616.02
  4. Step 4: Simplify right side
    105,722,839.71x = 9,385,913,807,238,356
  5. Step 5: Solve for x
    x = 9,385,913,807,238,356/105,722,839.71
  6. Step 6: Final answer
    x = 88,778,487.53

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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.