Home / 88,366.40-121,946.15-48,080.46

Finding the Fourth Proportional to 88,366.40, 121,946.15 and 48,080.46

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Solution

The fourth proportional to 88,366.40, 121,946.15 and 48,080.46 is: 66,351.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,366.40 : 121,946.15 = 48,080.46 : x
  2. Step 2: Convert to fraction form
    88,366.40/121,946.15 = 48,080.46/x
  3. Step 3: Cross multiply
    88,366.40x = 121,946.15 × 48,080.46
  4. Step 4: Simplify right side
    88,366.40x = 5,863,226,987.23
  5. Step 5: Solve for x
    x = 5,863,226,987.23/88,366.40
  6. Step 6: Final answer
    x = 66,351.32

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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.