Home / 55,989.48-77,259.88-34,475.78

Finding the Fourth Proportional to 55,989.48, 77,259.88 and 34,475.78

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Solution

The fourth proportional to 55,989.48, 77,259.88 and 34,475.78 is: 47,573.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,989.48 : 77,259.88 = 34,475.78 : x
  2. Step 2: Convert to fraction form
    55,989.48/77,259.88 = 34,475.78/x
  3. Step 3: Cross multiply
    55,989.48x = 77,259.88 × 34,475.78
  4. Step 4: Simplify right side
    55,989.48x = 2,663,594,233.44
  5. Step 5: Solve for x
    x = 2,663,594,233.44/55,989.48
  6. Step 6: Final answer
    x = 47,573.12

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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.