Home / 156,974.40-235,461.60-155,498.18

Finding the Fourth Proportional to 156,974.40, 235,461.60 and 155,498.18

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Solution

The fourth proportional to 156,974.40, 235,461.60 and 155,498.18 is: 233,247.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,974.40 : 235,461.60 = 155,498.18 : x
  2. Step 2: Convert to fraction form
    156,974.40/235,461.60 = 155,498.18/x
  3. Step 3: Cross multiply
    156,974.40x = 235,461.60 × 155,498.18
  4. Step 4: Simplify right side
    156,974.40x = 36,613,849,082.58
  5. Step 5: Solve for x
    x = 36,613,849,082.58/156,974.40
  6. Step 6: Final answer
    x = 233,247.26

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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.