Home / 86,894.27-119,886.22-48,648.20

Finding the Fourth Proportional to 86,894.27, 119,886.22 and 48,648.20

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Solution

The fourth proportional to 86,894.27, 119,886.22 and 48,648.20 is: 67,118.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,894.27 : 119,886.22 = 48,648.20 : x
  2. Step 2: Convert to fraction form
    86,894.27/119,886.22 = 48,648.20/x
  3. Step 3: Cross multiply
    86,894.27x = 119,886.22 × 48,648.20
  4. Step 4: Simplify right side
    86,894.27x = 5,832,248,807.80
  5. Step 5: Solve for x
    x = 5,832,248,807.80/86,894.27
  6. Step 6: Final answer
    x = 67,118.91

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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.