Home / 94,312.71-130,152.42-51,292.61

Finding the Fourth Proportional to 94,312.71, 130,152.42 and 51,292.61

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Solution

The fourth proportional to 94,312.71, 130,152.42 and 51,292.61 is: 70,784.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,312.71 : 130,152.42 = 51,292.61 : x
  2. Step 2: Convert to fraction form
    94,312.71/130,152.42 = 51,292.61/x
  3. Step 3: Cross multiply
    94,312.71x = 130,152.42 × 51,292.61
  4. Step 4: Simplify right side
    94,312.71x = 6,675,857,319.62
  5. Step 5: Solve for x
    x = 6,675,857,319.62/94,312.71
  6. Step 6: Final answer
    x = 70,784.28

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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.