Home / 83,865.86-125,799.81-46,498.91

Finding the Fourth Proportional to 83,865.86, 125,799.81 and 46,498.91

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Solution

The fourth proportional to 83,865.86, 125,799.81 and 46,498.91 is: 69,748.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,865.86 : 125,799.81 = 46,498.91 : x
  2. Step 2: Convert to fraction form
    83,865.86/125,799.81 = 46,498.91/x
  3. Step 3: Cross multiply
    83,865.86x = 125,799.81 × 46,498.91
  4. Step 4: Simplify right side
    83,865.86x = 5,849,554,078.24
  5. Step 5: Solve for x
    x = 5,849,554,078.24/83,865.86
  6. Step 6: Final answer
    x = 69,748.93

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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.