Home / 84,332.10-126,520.05-25,167.77

Finding the Fourth Proportional to 84,332.10, 126,520.05 and 25,167.77

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Solution

The fourth proportional to 84,332.10, 126,520.05 and 25,167.77 is: 37,758.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,332.10 : 126,520.05 = 25,167.77 : x
  2. Step 2: Convert to fraction form
    84,332.10/126,520.05 = 25,167.77/x
  3. Step 3: Cross multiply
    84,332.10x = 126,520.05 × 25,167.77
  4. Step 4: Simplify right side
    84,332.10x = 3,184,227,518.79
  5. Step 5: Solve for x
    x = 3,184,227,518.79/84,332.10
  6. Step 6: Final answer
    x = 37,758.19

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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.