Home / 157,534.90-236,302.35-155,461.30

Finding the Fourth Proportional to 157,534.90, 236,302.35 and 155,461.30

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Solution

The fourth proportional to 157,534.90, 236,302.35 and 155,461.30 is: 233,191.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,534.90 : 236,302.35 = 155,461.30 : x
  2. Step 2: Convert to fraction form
    157,534.90/236,302.35 = 155,461.30/x
  3. Step 3: Cross multiply
    157,534.90x = 236,302.35 × 155,461.30
  4. Step 4: Simplify right side
    157,534.90x = 36,735,870,524.06
  5. Step 5: Solve for x
    x = 36,735,870,524.06/157,534.90
  6. Step 6: Final answer
    x = 233,191.95

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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.