Home / 61,947.36-85,492.56-35,098.40

Finding the Fourth Proportional to 61,947.36, 85,492.56 and 35,098.40

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Solution

The fourth proportional to 61,947.36, 85,492.56 and 35,098.40 is: 48,438.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,947.36 : 85,492.56 = 35,098.40 : x
  2. Step 2: Convert to fraction form
    61,947.36/85,492.56 = 35,098.40/x
  3. Step 3: Cross multiply
    61,947.36x = 85,492.56 × 35,098.40
  4. Step 4: Simplify right side
    61,947.36x = 3,000,652,067.90
  5. Step 5: Solve for x
    x = 3,000,652,067.90/61,947.36
  6. Step 6: Final answer
    x = 48,438.74

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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.