Home / 83,495.26-124,784.47-61,053.20

Finding the Fourth Proportional to 83,495.26, 124,784.47 and 61,053.20

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Solution

The fourth proportional to 83,495.26, 124,784.47 and 61,053.20 is: 91,244.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,495.26 : 124,784.47 = 61,053.20 : x
  2. Step 2: Convert to fraction form
    83,495.26/124,784.47 = 61,053.20/x
  3. Step 3: Cross multiply
    83,495.26x = 124,784.47 × 61,053.20
  4. Step 4: Simplify right side
    83,495.26x = 7,618,490,274.62
  5. Step 5: Solve for x
    x = 7,618,490,274.62/83,495.26
  6. Step 6: Final answer
    x = 91,244.59

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.