Home / 147,722.04-221,536.68-47,859.18

Finding the Fourth Proportional to 147,722.04, 221,536.68 and 47,859.18

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Solution

The fourth proportional to 147,722.04, 221,536.68 and 47,859.18 is: 71,773.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,722.04 : 221,536.68 = 47,859.18 : x
  2. Step 2: Convert to fraction form
    147,722.04/221,536.68 = 47,859.18/x
  3. Step 3: Cross multiply
    147,722.04x = 221,536.68 × 47,859.18
  4. Step 4: Simplify right side
    147,722.04x = 10,602,563,844.72
  5. Step 5: Solve for x
    x = 10,602,563,844.72/147,722.04
  6. Step 6: Final answer
    x = 71,773.74

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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.