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Finding the Fourth Proportional to 116,412.60, 160,479.90 and 92,548.92

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Solution

The fourth proportional to 116,412.60, 160,479.90 and 92,548.92 is: 127,582.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,412.60 : 160,479.90 = 92,548.92 : x
  2. Step 2: Convert to fraction form
    116,412.60/160,479.90 = 92,548.92/x
  3. Step 3: Cross multiply
    116,412.60x = 160,479.90 × 92,548.92
  4. Step 4: Simplify right side
    116,412.60x = 14,852,241,426.71
  5. Step 5: Solve for x
    x = 14,852,241,426.71/116,412.60
  6. Step 6: Final answer
    x = 127,582.77

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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.