Home / 160,521.51-221,519.59-88,901.46

Finding the Fourth Proportional to 160,521.51, 221,519.59 and 88,901.46

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Solution

The fourth proportional to 160,521.51, 221,519.59 and 88,901.46 is: 122,683.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,521.51 : 221,519.59 = 88,901.46 : x
  2. Step 2: Convert to fraction form
    160,521.51/221,519.59 = 88,901.46/x
  3. Step 3: Cross multiply
    160,521.51x = 221,519.59 × 88,901.46
  4. Step 4: Simplify right side
    160,521.51x = 19,693,414,747.35
  5. Step 5: Solve for x
    x = 19,693,414,747.35/160,521.51
  6. Step 6: Final answer
    x = 122,683.96

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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.