Home / 83,474.16-115,193.52-45,232.83

Finding the Fourth Proportional to 83,474.16, 115,193.52 and 45,232.83

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Solution

The fourth proportional to 83,474.16, 115,193.52 and 45,232.83 is: 62,420.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,474.16 : 115,193.52 = 45,232.83 : x
  2. Step 2: Convert to fraction form
    83,474.16/115,193.52 = 45,232.83/x
  3. Step 3: Cross multiply
    83,474.16x = 115,193.52 × 45,232.83
  4. Step 4: Simplify right side
    83,474.16x = 5,210,528,907.26
  5. Step 5: Solve for x
    x = 5,210,528,907.26/83,474.16
  6. Step 6: Final answer
    x = 62,420.86

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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.