Home / 94,116.48-129,881.52-51,679.68

Finding the Fourth Proportional to 94,116.48, 129,881.52 and 51,679.68

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Solution

The fourth proportional to 94,116.48, 129,881.52 and 51,679.68 is: 71,318.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,116.48 : 129,881.52 = 51,679.68 : x
  2. Step 2: Convert to fraction form
    94,116.48/129,881.52 = 51,679.68/x
  3. Step 3: Cross multiply
    94,116.48x = 129,881.52 × 51,679.68
  4. Step 4: Simplify right side
    94,116.48x = 6,712,235,391.51
  5. Step 5: Solve for x
    x = 6,712,235,391.51/94,116.48
  6. Step 6: Final answer
    x = 71,318.39

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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.