Home / 88,014.33-121,456.40-47,727.36

Finding the Fourth Proportional to 88,014.33, 121,456.40 and 47,727.36

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Solution

The fourth proportional to 88,014.33, 121,456.40 and 47,727.36 is: 65,861.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,014.33 : 121,456.40 = 47,727.36 : x
  2. Step 2: Convert to fraction form
    88,014.33/121,456.40 = 47,727.36/x
  3. Step 3: Cross multiply
    88,014.33x = 121,456.40 × 47,727.36
  4. Step 4: Simplify right side
    88,014.33x = 5,796,793,088.47
  5. Step 5: Solve for x
    x = 5,796,793,088.47/88,014.33
  6. Step 6: Final answer
    x = 65,861.92

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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.