Home / 83,599.72-125,448.86-31,045.80

Finding the Fourth Proportional to 83,599.72, 125,448.86 and 31,045.80

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Solution

The fourth proportional to 83,599.72, 125,448.86 and 31,045.80 is: 46,587.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,599.72 : 125,448.86 = 31,045.80 : x
  2. Step 2: Convert to fraction form
    83,599.72/125,448.86 = 31,045.80/x
  3. Step 3: Cross multiply
    83,599.72x = 125,448.86 × 31,045.80
  4. Step 4: Simplify right side
    83,599.72x = 3,894,660,217.79
  5. Step 5: Solve for x
    x = 3,894,660,217.79/83,599.72
  6. Step 6: Final answer
    x = 46,587.00

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1.5x scale

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.