Home / 240,919.02-332,459.28-138,948.75

Finding the Fourth Proportional to 240,919.02, 332,459.28 and 138,948.75

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Solution

The fourth proportional to 240,919.02, 332,459.28 and 138,948.75 is: 191,744.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,919.02 : 332,459.28 = 138,948.75 : x
  2. Step 2: Convert to fraction form
    240,919.02/332,459.28 = 138,948.75/x
  3. Step 3: Cross multiply
    240,919.02x = 332,459.28 × 138,948.75
  4. Step 4: Simplify right side
    240,919.02x = 46,194,801,381.90
  5. Step 5: Solve for x
    x = 46,194,801,381.90/240,919.02
  6. Step 6: Final answer
    x = 191,744.10

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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.