Home / 140,000.00-210,010.52-40,159.40

Finding the Fourth Proportional to 140,000.00, 210,010.52 and 40,159.40

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Solution

The fourth proportional to 140,000.00, 210,010.52 and 40,159.40 is: 60,242.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,000.00 : 210,010.52 = 40,159.40 : x
  2. Step 2: Convert to fraction form
    140,000.00/210,010.52 = 40,159.40/x
  3. Step 3: Cross multiply
    140,000.00x = 210,010.52 × 40,159.40
  4. Step 4: Simplify right side
    140,000.00x = 8,433,895,527.23
  5. Step 5: Solve for x
    x = 8,433,895,527.23/140,000.00
  6. Step 6: Final answer
    x = 60,242.11

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1.5x scale

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.