Home / 221,001.62-304,902.23-144,564.35

Finding the Fourth Proportional to 221,001.62, 304,902.23 and 144,564.35

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Solution

The fourth proportional to 221,001.62, 304,902.23 and 144,564.35 is: 199,446.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,001.62 : 304,902.23 = 144,564.35 : x
  2. Step 2: Convert to fraction form
    221,001.62/304,902.23 = 144,564.35/x
  3. Step 3: Cross multiply
    221,001.62x = 304,902.23 × 144,564.35
  4. Step 4: Simplify right side
    221,001.62x = 44,077,991,931.24
  5. Step 5: Solve for x
    x = 44,077,991,931.24/221,001.62
  6. Step 6: Final answer
    x = 199,446.47

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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.