Home / 88,094.20-121,570.08-47,807.97

Finding the Fourth Proportional to 88,094.20, 121,570.08 and 47,807.97

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Solution

The fourth proportional to 88,094.20, 121,570.08 and 47,807.97 is: 65,975.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,094.20 : 121,570.08 = 47,807.97 : x
  2. Step 2: Convert to fraction form
    88,094.20/121,570.08 = 47,807.97/x
  3. Step 3: Cross multiply
    88,094.20x = 121,570.08 × 47,807.97
  4. Step 4: Simplify right side
    88,094.20x = 5,812,018,737.54
  5. Step 5: Solve for x
    x = 5,812,018,737.54/88,094.20
  6. Step 6: Final answer
    x = 65,975.04

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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.