Home / 110,435.78-152,398.02-61,377.24

Finding the Fourth Proportional to 110,435.78, 152,398.02 and 61,377.24

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Solution

The fourth proportional to 110,435.78, 152,398.02 and 61,377.24 is: 84,698.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,435.78 : 152,398.02 = 61,377.24 : x
  2. Step 2: Convert to fraction form
    110,435.78/152,398.02 = 61,377.24/x
  3. Step 3: Cross multiply
    110,435.78x = 152,398.02 × 61,377.24
  4. Step 4: Simplify right side
    110,435.78x = 9,353,769,849.06
  5. Step 5: Solve for x
    x = 9,353,769,849.06/110,435.78
  6. Step 6: Final answer
    x = 84,698.73

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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.