Home / 232,381.05-320,643.26-156,011.01

Finding the Fourth Proportional to 232,381.05, 320,643.26 and 156,011.01

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Solution

The fourth proportional to 232,381.05, 320,643.26 and 156,011.01 is: 215,266.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,381.05 : 320,643.26 = 156,011.01 : x
  2. Step 2: Convert to fraction form
    232,381.05/320,643.26 = 156,011.01/x
  3. Step 3: Cross multiply
    232,381.05x = 320,643.26 × 156,011.01
  4. Step 4: Simplify right side
    232,381.05x = 50,023,879,248.48
  5. Step 5: Solve for x
    x = 50,023,879,248.48/232,381.05
  6. Step 6: Final answer
    x = 215,266.60

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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.