Home / 148,657.04-205,079.74-88,230.23

Finding the Fourth Proportional to 148,657.04, 205,079.74 and 88,230.23

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Solution

The fourth proportional to 148,657.04, 205,079.74 and 88,230.23 is: 121,717.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,657.04 : 205,079.74 = 88,230.23 : x
  2. Step 2: Convert to fraction form
    148,657.04/205,079.74 = 88,230.23/x
  3. Step 3: Cross multiply
    148,657.04x = 205,079.74 × 88,230.23
  4. Step 4: Simplify right side
    148,657.04x = 18,094,231,382.57
  5. Step 5: Solve for x
    x = 18,094,231,382.57/148,657.04
  6. Step 6: Final answer
    x = 121,717.96

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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.