Home / 60,460.13-83,458.23-40,309.66

Finding the Fourth Proportional to 60,460.13, 83,458.23 and 40,309.66

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Solution

The fourth proportional to 60,460.13, 83,458.23 and 40,309.66 is: 55,642.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,460.13 : 83,458.23 = 40,309.66 : x
  2. Step 2: Convert to fraction form
    60,460.13/83,458.23 = 40,309.66/x
  3. Step 3: Cross multiply
    60,460.13x = 83,458.23 × 40,309.66
  4. Step 4: Simplify right side
    60,460.13x = 3,364,172,432.06
  5. Step 5: Solve for x
    x = 3,364,172,432.06/60,460.13
  6. Step 6: Final answer
    x = 55,642.83

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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.