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Finding the Fourth Proportional to 107,440.70, 161,116.70 and 46,654.92

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Solution

The fourth proportional to 107,440.70, 161,116.70 and 46,654.92 is: 69,963.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,440.70 : 161,116.70 = 46,654.92 : x
  2. Step 2: Convert to fraction form
    107,440.70/161,116.70 = 46,654.92/x
  3. Step 3: Cross multiply
    107,440.70x = 161,116.70 × 46,654.92
  4. Step 4: Simplify right side
    107,440.70x = 7,516,886,515.89
  5. Step 5: Solve for x
    x = 7,516,886,515.89/107,440.70
  6. Step 6: Final answer
    x = 69,963.12

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1.5x scale

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.