Home / 175,505.16-263,257.07-42,385.22

Finding the Fourth Proportional to 175,505.16, 263,257.07 and 42,385.22

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Solution

The fourth proportional to 175,505.16, 263,257.07 and 42,385.22 is: 63,577.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,505.16 : 263,257.07 = 42,385.22 : x
  2. Step 2: Convert to fraction form
    175,505.16/263,257.07 = 42,385.22/x
  3. Step 3: Cross multiply
    175,505.16x = 263,257.07 × 42,385.22
  4. Step 4: Simplify right side
    175,505.16x = 11,158,207,300.29
  5. Step 5: Solve for x
    x = 11,158,207,300.29/175,505.16
  6. Step 6: Final answer
    x = 63,577.66

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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.