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Finding the Fourth Proportional to 60,515.52, 83,510.94 and 33,291.01

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Solution

The fourth proportional to 60,515.52, 83,510.94 and 33,291.01 is: 45,941.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,515.52 : 83,510.94 = 33,291.01 : x
  2. Step 2: Convert to fraction form
    60,515.52/83,510.94 = 33,291.01/x
  3. Step 3: Cross multiply
    60,515.52x = 83,510.94 × 33,291.01
  4. Step 4: Simplify right side
    60,515.52x = 2,780,163,538.65
  5. Step 5: Solve for x
    x = 2,780,163,538.65/60,515.52
  6. Step 6: Final answer
    x = 45,941.33

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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.