Home / 94,308.17-130,142.67-51,866.73

Finding the Fourth Proportional to 94,308.17, 130,142.67 and 51,866.73

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Solution

The fourth proportional to 94,308.17, 130,142.67 and 51,866.73 is: 71,574.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,308.17 : 130,142.67 = 51,866.73 : x
  2. Step 2: Convert to fraction form
    94,308.17/130,142.67 = 51,866.73/x
  3. Step 3: Cross multiply
    94,308.17x = 130,142.67 × 51,866.73
  4. Step 4: Simplify right side
    94,308.17x = 6,750,074,531.87
  5. Step 5: Solve for x
    x = 6,750,074,531.87/94,308.17
  6. Step 6: Final answer
    x = 71,574.66

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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.