Home / 84,686.01-116,858.28-48,887.55

Finding the Fourth Proportional to 84,686.01, 116,858.28 and 48,887.55

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Solution

The fourth proportional to 84,686.01, 116,858.28 and 48,887.55 is: 67,459.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,686.01 : 116,858.28 = 48,887.55 : x
  2. Step 2: Convert to fraction form
    84,686.01/116,858.28 = 48,887.55/x
  3. Step 3: Cross multiply
    84,686.01x = 116,858.28 × 48,887.55
  4. Step 4: Simplify right side
    84,686.01x = 5,712,915,006.41
  5. Step 5: Solve for x
    x = 5,712,915,006.41/84,686.01
  6. Step 6: Final answer
    x = 67,459.96

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1.5x scale

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.