Home / 66,947.06-92,509.20-48,766.14

Finding the Fourth Proportional to 66,947.06, 92,509.20 and 48,766.14

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Solution

The fourth proportional to 66,947.06, 92,509.20 and 48,766.14 is: 67,386.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,947.06 : 92,509.20 = 48,766.14 : x
  2. Step 2: Convert to fraction form
    66,947.06/92,509.20 = 48,766.14/x
  3. Step 3: Cross multiply
    66,947.06x = 92,509.20 × 48,766.14
  4. Step 4: Simplify right side
    66,947.06x = 4,511,316,598.49
  5. Step 5: Solve for x
    x = 4,511,316,598.49/66,947.06
  6. Step 6: Final answer
    x = 67,386.33

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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.