Home / 112,880.60-169,092.42-53,773.40

Finding the Fourth Proportional to 112,880.60, 169,092.42 and 53,773.40

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Solution

The fourth proportional to 112,880.60, 169,092.42 and 53,773.40 is: 80,551.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,880.60 : 169,092.42 = 53,773.40 : x
  2. Step 2: Convert to fraction form
    112,880.60/169,092.42 = 53,773.40/x
  3. Step 3: Cross multiply
    112,880.60x = 169,092.42 × 53,773.40
  4. Step 4: Simplify right side
    112,880.60x = 9,092,674,337.63
  5. Step 5: Solve for x
    x = 9,092,674,337.63/112,880.60
  6. Step 6: Final answer
    x = 80,551.26

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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.