Home / 83,600.36-115,368.18-45,875.24

Finding the Fourth Proportional to 83,600.36, 115,368.18 and 45,875.24

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Solution

The fourth proportional to 83,600.36, 115,368.18 and 45,875.24 is: 63,307.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,600.36 : 115,368.18 = 45,875.24 : x
  2. Step 2: Convert to fraction form
    83,600.36/115,368.18 = 45,875.24/x
  3. Step 3: Cross multiply
    83,600.36x = 115,368.18 × 45,875.24
  4. Step 4: Simplify right side
    83,600.36x = 5,292,542,945.86
  5. Step 5: Solve for x
    x = 5,292,542,945.86/83,600.36
  6. Step 6: Final answer
    x = 63,307.66

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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.