Home / 112,817.64-169,231.14-93,059.40

Finding the Fourth Proportional to 112,817.64, 169,231.14 and 93,059.40

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Solution

The fourth proportional to 112,817.64, 169,231.14 and 93,059.40 is: 139,592.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,817.64 : 169,231.14 = 93,059.40 : x
  2. Step 2: Convert to fraction form
    112,817.64/169,231.14 = 93,059.40/x
  3. Step 3: Cross multiply
    112,817.64x = 169,231.14 × 93,059.40
  4. Step 4: Simplify right side
    112,817.64x = 15,748,548,349.72
  5. Step 5: Solve for x
    x = 15,748,548,349.72/112,817.64
  6. Step 6: Final answer
    x = 139,592.96

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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.