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Finding the Fourth Proportional to 94,407.48, 130,280.94 and 51,964.92

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Solution

The fourth proportional to 94,407.48, 130,280.94 and 51,964.92 is: 71,710.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,407.48 : 130,280.94 = 51,964.92 : x
  2. Step 2: Convert to fraction form
    94,407.48/130,280.94 = 51,964.92/x
  3. Step 3: Cross multiply
    94,407.48x = 130,280.94 × 51,964.92
  4. Step 4: Simplify right side
    94,407.48x = 6,770,038,624.62
  5. Step 5: Solve for x
    x = 6,770,038,624.62/94,407.48
  6. Step 6: Final answer
    x = 71,710.83

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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.