Home / 185,006.40-277,062.30-105,880.74

Finding the Fourth Proportional to 185,006.40, 277,062.30 and 105,880.74

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Solution

The fourth proportional to 185,006.40, 277,062.30 and 105,880.74 is: 158,565.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,006.40 : 277,062.30 = 105,880.74 : x
  2. Step 2: Convert to fraction form
    185,006.40/277,062.30 = 105,880.74/x
  3. Step 3: Cross multiply
    185,006.40x = 277,062.30 × 105,880.74
  4. Step 4: Simplify right side
    185,006.40x = 29,335,561,350.10
  5. Step 5: Solve for x
    x = 29,335,561,350.10/185,006.40
  6. Step 6: Final answer
    x = 158,565.12

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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.