Home / 56,154.76-77,575.55-48,587.95

Finding the Fourth Proportional to 56,154.76, 77,575.55 and 48,587.95

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Solution

The fourth proportional to 56,154.76, 77,575.55 and 48,587.95 is: 67,122.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,154.76 : 77,575.55 = 48,587.95 : x
  2. Step 2: Convert to fraction form
    56,154.76/77,575.55 = 48,587.95/x
  3. Step 3: Cross multiply
    56,154.76x = 77,575.55 × 48,587.95
  4. Step 4: Simplify right side
    56,154.76x = 3,769,237,085.16
  5. Step 5: Solve for x
    x = 3,769,237,085.16/56,154.76
  6. Step 6: Final answer
    x = 67,122.31

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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.