Home / 112,967.75-169,452.20-38,088.54

Finding the Fourth Proportional to 112,967.75, 169,452.20 and 38,088.54

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Solution

The fourth proportional to 112,967.75, 169,452.20 and 38,088.54 is: 57,133.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,967.75 : 169,452.20 = 38,088.54 : x
  2. Step 2: Convert to fraction form
    112,967.75/169,452.20 = 38,088.54/x
  3. Step 3: Cross multiply
    112,967.75x = 169,452.20 × 38,088.54
  4. Step 4: Simplify right side
    112,967.75x = 6,454,186,897.79
  5. Step 5: Solve for x
    x = 6,454,186,897.79/112,967.75
  6. Step 6: Final answer
    x = 57,133.00

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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.