Home / 235,875.36-325,500.48-140,360.16

Finding the Fourth Proportional to 235,875.36, 325,500.48 and 140,360.16

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Solution

The fourth proportional to 235,875.36, 325,500.48 and 140,360.16 is: 193,692.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,875.36 : 325,500.48 = 140,360.16 : x
  2. Step 2: Convert to fraction form
    235,875.36/325,500.48 = 140,360.16/x
  3. Step 3: Cross multiply
    235,875.36x = 325,500.48 × 140,360.16
  4. Step 4: Simplify right side
    235,875.36x = 45,687,299,452.88
  5. Step 5: Solve for x
    x = 45,687,299,452.88/235,875.36
  6. Step 6: Final answer
    x = 193,692.55

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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.