Home / 95,546.40-143,319.60-48,307.20

Finding the Fourth Proportional to 95,546.40, 143,319.60 and 48,307.20

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Solution

The fourth proportional to 95,546.40, 143,319.60 and 48,307.20 is: 72,460.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,546.40 : 143,319.60 = 48,307.20 : x
  2. Step 2: Convert to fraction form
    95,546.40/143,319.60 = 48,307.20/x
  3. Step 3: Cross multiply
    95,546.40x = 143,319.60 × 48,307.20
  4. Step 4: Simplify right side
    95,546.40x = 6,923,368,581.12
  5. Step 5: Solve for x
    x = 6,923,368,581.12/95,546.40
  6. Step 6: Final answer
    x = 72,460.80

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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.