Home / 88,746.61-122,468.70-48,459.28

Finding the Fourth Proportional to 88,746.61, 122,468.70 and 48,459.28

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Solution

The fourth proportional to 88,746.61, 122,468.70 and 48,459.28 is: 66,872.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,746.61 : 122,468.70 = 48,459.28 : x
  2. Step 2: Convert to fraction form
    88,746.61/122,468.70 = 48,459.28/x
  3. Step 3: Cross multiply
    88,746.61x = 122,468.70 × 48,459.28
  4. Step 4: Simplify right side
    88,746.61x = 5,934,745,024.54
  5. Step 5: Solve for x
    x = 5,934,745,024.54/88,746.61
  6. Step 6: Final answer
    x = 66,872.92

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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.