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Finding the Fourth Proportional to 62,113.04, 85,754.96 and 40,928.32

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Solution

The fourth proportional to 62,113.04, 85,754.96 and 40,928.32 is: 56,506.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,113.04 : 85,754.96 = 40,928.32 : x
  2. Step 2: Convert to fraction form
    62,113.04/85,754.96 = 40,928.32/x
  3. Step 3: Cross multiply
    62,113.04x = 85,754.96 × 40,928.32
  4. Step 4: Simplify right side
    62,113.04x = 3,509,806,444.47
  5. Step 5: Solve for x
    x = 3,509,806,444.47/62,113.04
  6. Step 6: Final answer
    x = 56,506.76

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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.