Home / 83,735.02-115,552.47-45,493.57

Finding the Fourth Proportional to 83,735.02, 115,552.47 and 45,493.57

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Solution

The fourth proportional to 83,735.02, 115,552.47 and 45,493.57 is: 62,780.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,735.02 : 115,552.47 = 45,493.57 : x
  2. Step 2: Convert to fraction form
    83,735.02/115,552.47 = 45,493.57/x
  3. Step 3: Cross multiply
    83,735.02x = 115,552.47 × 45,493.57
  4. Step 4: Simplify right side
    83,735.02x = 5,256,894,382.62
  5. Step 5: Solve for x
    x = 5,256,894,382.62/83,735.02
  6. Step 6: Final answer
    x = 62,780.12

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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.