Home / 58,276.20-80,400.42-34,390.92

Finding the Fourth Proportional to 58,276.20, 80,400.42 and 34,390.92

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Solution

The fourth proportional to 58,276.20, 80,400.42 and 34,390.92 is: 47,447.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,276.20 : 80,400.42 = 34,390.92 : x
  2. Step 2: Convert to fraction form
    58,276.20/80,400.42 = 34,390.92/x
  3. Step 3: Cross multiply
    58,276.20x = 80,400.42 × 34,390.92
  4. Step 4: Simplify right side
    58,276.20x = 2,765,044,412.19
  5. Step 5: Solve for x
    x = 2,765,044,412.19/58,276.20
  6. Step 6: Final answer
    x = 47,447.23

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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.