Home / 159,474.29-220,066.34-87,852.74

Finding the Fourth Proportional to 159,474.29, 220,066.34 and 87,852.74

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Solution

The fourth proportional to 159,474.29, 220,066.34 and 87,852.74 is: 121,232.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,474.29 : 220,066.34 = 87,852.74 : x
  2. Step 2: Convert to fraction form
    159,474.29/220,066.34 = 87,852.74/x
  3. Step 3: Cross multiply
    159,474.29x = 220,066.34 × 87,852.74
  4. Step 4: Simplify right side
    159,474.29x = 19,333,429,411.18
  5. Step 5: Solve for x
    x = 19,333,429,411.18/159,474.29
  6. Step 6: Final answer
    x = 121,232.27

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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.