Home / 94,411.40-130,287.76-51,969.62

Finding the Fourth Proportional to 94,411.40, 130,287.76 and 51,969.62

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Solution

The fourth proportional to 94,411.40, 130,287.76 and 51,969.62 is: 71,718.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,411.40 : 130,287.76 = 51,969.62 : x
  2. Step 2: Convert to fraction form
    94,411.40/130,287.76 = 51,969.62/x
  3. Step 3: Cross multiply
    94,411.40x = 130,287.76 × 51,969.62
  4. Step 4: Simplify right side
    94,411.40x = 6,771,005,377.85
  5. Step 5: Solve for x
    x = 6,771,005,377.85/94,411.40
  6. Step 6: Final answer
    x = 71,718.09

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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.