Home / 55,454.41-83,253.11-47,607.35

Finding the Fourth Proportional to 55,454.41, 83,253.11 and 47,607.35

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Solution

The fourth proportional to 55,454.41, 83,253.11 and 47,607.35 is: 71,472.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,454.41 : 83,253.11 = 47,607.35 : x
  2. Step 2: Convert to fraction form
    55,454.41/83,253.11 = 47,607.35/x
  3. Step 3: Cross multiply
    55,454.41x = 83,253.11 × 47,607.35
  4. Step 4: Simplify right side
    55,454.41x = 3,963,459,946.36
  5. Step 5: Solve for x
    x = 3,963,459,946.36/55,454.41
  6. Step 6: Final answer
    x = 71,472.40

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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.