Home / 147,883.36-221,781.30-42,703.24

Finding the Fourth Proportional to 147,883.36, 221,781.30 and 42,703.24

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Solution

The fourth proportional to 147,883.36, 221,781.30 and 42,703.24 is: 64,042.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,883.36 : 221,781.30 = 42,703.24 : x
  2. Step 2: Convert to fraction form
    147,883.36/221,781.30 = 42,703.24/x
  3. Step 3: Cross multiply
    147,883.36x = 221,781.30 × 42,703.24
  4. Step 4: Simplify right side
    147,883.36x = 9,470,780,081.41
  5. Step 5: Solve for x
    x = 9,470,780,081.41/147,883.36
  6. Step 6: Final answer
    x = 64,042.23

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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.