Home / 140,504.28-193,895.48-75,973.07

Finding the Fourth Proportional to 140,504.28, 193,895.48 and 75,973.07

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Solution

The fourth proportional to 140,504.28, 193,895.48 and 75,973.07 is: 104,842.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,504.28 : 193,895.48 = 75,973.07 : x
  2. Step 2: Convert to fraction form
    140,504.28/193,895.48 = 75,973.07/x
  3. Step 3: Cross multiply
    140,504.28x = 193,895.48 × 75,973.07
  4. Step 4: Simplify right side
    140,504.28x = 14,730,835,549.40
  5. Step 5: Solve for x
    x = 14,730,835,549.40/140,504.28
  6. Step 6: Final answer
    x = 104,842.61

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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.