Home / 232,209.21-320,312.61-146,031.50

Finding the Fourth Proportional to 232,209.21, 320,312.61 and 146,031.50

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Solution

The fourth proportional to 232,209.21, 320,312.61 and 146,031.50 is: 201,437.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,209.21 : 320,312.61 = 146,031.50 : x
  2. Step 2: Convert to fraction form
    232,209.21/320,312.61 = 146,031.50/x
  3. Step 3: Cross multiply
    232,209.21x = 320,312.61 × 146,031.50
  4. Step 4: Simplify right side
    232,209.21x = 46,775,729,888.58
  5. Step 5: Solve for x
    x = 46,775,729,888.58/232,209.21
  6. Step 6: Final answer
    x = 201,437.88

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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.