Home / 148,117.98-221,660.28-121,152.24

Finding the Fourth Proportional to 148,117.98, 221,660.28 and 121,152.24

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Solution

The fourth proportional to 148,117.98, 221,660.28 and 121,152.24 is: 181,305.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,117.98 : 221,660.28 = 121,152.24 : x
  2. Step 2: Convert to fraction form
    148,117.98/221,660.28 = 121,152.24/x
  3. Step 3: Cross multiply
    148,117.98x = 221,660.28 × 121,152.24
  4. Step 4: Simplify right side
    148,117.98x = 26,854,639,441.03
  5. Step 5: Solve for x
    x = 26,854,639,441.03/148,117.98
  6. Step 6: Final answer
    x = 181,305.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.