Home / 65,841.06-90,923.37-62,254.65

Finding the Fourth Proportional to 65,841.06, 90,923.37 and 62,254.65

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Solution

The fourth proportional to 65,841.06, 90,923.37 and 62,254.65 is: 85,970.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,841.06 : 90,923.37 = 62,254.65 : x
  2. Step 2: Convert to fraction form
    65,841.06/90,923.37 = 62,254.65/x
  3. Step 3: Cross multiply
    65,841.06x = 90,923.37 × 62,254.65
  4. Step 4: Simplify right side
    65,841.06x = 5,660,402,576.17
  5. Step 5: Solve for x
    x = 5,660,402,576.17/65,841.06
  6. Step 6: Final answer
    x = 85,970.71

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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.