Home / 110,516.57-152,513.21-62,770.31

Finding the Fourth Proportional to 110,516.57, 152,513.21 and 62,770.31

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Solution

The fourth proportional to 110,516.57, 152,513.21 and 62,770.31 is: 86,623.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,516.57 : 152,513.21 = 62,770.31 : x
  2. Step 2: Convert to fraction form
    110,516.57/152,513.21 = 62,770.31/x
  3. Step 3: Cross multiply
    110,516.57x = 152,513.21 × 62,770.31
  4. Step 4: Simplify right side
    110,516.57x = 9,573,301,156.94
  5. Step 5: Solve for x
    x = 9,573,301,156.94/110,516.57
  6. Step 6: Final answer
    x = 86,623.22

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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.