Home / 55,663.02-76,770.18-48,934.26

Finding the Fourth Proportional to 55,663.02, 76,770.18 and 48,934.26

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Solution

The fourth proportional to 55,663.02, 76,770.18 and 48,934.26 is: 67,489.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,663.02 : 76,770.18 = 48,934.26 : x
  2. Step 2: Convert to fraction form
    55,663.02/76,770.18 = 48,934.26/x
  3. Step 3: Cross multiply
    55,663.02x = 76,770.18 × 48,934.26
  4. Step 4: Simplify right side
    55,663.02x = 3,756,691,948.37
  5. Step 5: Solve for x
    x = 3,756,691,948.37/55,663.02
  6. Step 6: Final answer
    x = 67,489.91

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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.