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Finding the Fourth Proportional to 173,461.89, 239,417.42 and 112,927.13

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Solution

The fourth proportional to 173,461.89, 239,417.42 and 112,927.13 is: 155,865.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,461.89 : 239,417.42 = 112,927.13 : x
  2. Step 2: Convert to fraction form
    173,461.89/239,417.42 = 112,927.13/x
  3. Step 3: Cross multiply
    173,461.89x = 239,417.42 × 112,927.13
  4. Step 4: Simplify right side
    173,461.89x = 27,036,720,350.88
  5. Step 5: Solve for x
    x = 27,036,720,350.88/173,461.89
  6. Step 6: Final answer
    x = 155,865.48

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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.