Home / 110,652.42-152,699.62-62,905.78

Finding the Fourth Proportional to 110,652.42, 152,699.62 and 62,905.78

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Solution

The fourth proportional to 110,652.42, 152,699.62 and 62,905.78 is: 86,809.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,652.42 : 152,699.62 = 62,905.78 : x
  2. Step 2: Convert to fraction form
    110,652.42/152,699.62 = 62,905.78/x
  3. Step 3: Cross multiply
    110,652.42x = 152,699.62 × 62,905.78
  4. Step 4: Simplify right side
    110,652.42x = 9,605,688,701.80
  5. Step 5: Solve for x
    x = 9,605,688,701.80/110,652.42
  6. Step 6: Final answer
    x = 86,809.57

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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.