Home / 156,417.24-234,625.82-135,294.47

Finding the Fourth Proportional to 156,417.24, 234,625.82 and 135,294.47

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Solution

The fourth proportional to 156,417.24, 234,625.82 and 135,294.47 is: 202,941.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,417.24 : 234,625.82 = 135,294.47 : x
  2. Step 2: Convert to fraction form
    156,417.24/234,625.82 = 135,294.47/x
  3. Step 3: Cross multiply
    156,417.24x = 234,625.82 × 135,294.47
  4. Step 4: Simplify right side
    156,417.24x = 31,743,574,995.46
  5. Step 5: Solve for x
    x = 31,743,574,995.46/156,417.24
  6. Step 6: Final answer
    x = 202,941.66

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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.