Home / 159,570.18-220,417.20-119,213.82

Finding the Fourth Proportional to 159,570.18, 220,417.20 and 119,213.82

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Solution

The fourth proportional to 159,570.18, 220,417.20 and 119,213.82 is: 164,672.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,570.18 : 220,417.20 = 119,213.82 : x
  2. Step 2: Convert to fraction form
    159,570.18/220,417.20 = 119,213.82/x
  3. Step 3: Cross multiply
    159,570.18x = 220,417.20 × 119,213.82
  4. Step 4: Simplify right side
    159,570.18x = 26,276,776,405.70
  5. Step 5: Solve for x
    x = 26,276,776,405.70/159,570.18
  6. Step 6: Final answer
    x = 164,672.22

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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.