Home / 55,862.23-77,078.85-31,333.83

Finding the Fourth Proportional to 55,862.23, 77,078.85 and 31,333.83

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Solution

The fourth proportional to 55,862.23, 77,078.85 and 31,333.83 is: 43,234.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,862.23 : 77,078.85 = 31,333.83 : x
  2. Step 2: Convert to fraction form
    55,862.23/77,078.85 = 31,333.83/x
  3. Step 3: Cross multiply
    55,862.23x = 77,078.85 × 31,333.83
  4. Step 4: Simplify right side
    55,862.23x = 2,415,175,582.50
  5. Step 5: Solve for x
    x = 2,415,175,582.50/55,862.23
  6. Step 6: Final answer
    x = 43,234.50

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1.5x scale

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.