Home / 110,155.72-152,011.40-64,823.26

Finding the Fourth Proportional to 110,155.72, 152,011.40 and 64,823.26

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Solution

The fourth proportional to 110,155.72, 152,011.40 and 64,823.26 is: 89,454.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,155.72 : 152,011.40 = 64,823.26 : x
  2. Step 2: Convert to fraction form
    110,155.72/152,011.40 = 64,823.26/x
  3. Step 3: Cross multiply
    110,155.72x = 152,011.40 × 64,823.26
  4. Step 4: Simplify right side
    110,155.72x = 9,853,874,505.16
  5. Step 5: Solve for x
    x = 9,853,874,505.16/110,155.72
  6. Step 6: Final answer
    x = 89,454.04

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1.5x scale

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.