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Finding the Fourth Proportional to 63,955.40, 88,256.27 and 35,276.20

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Solution

The fourth proportional to 63,955.40, 88,256.27 and 35,276.20 is: 48,679.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,955.40 : 88,256.27 = 35,276.20 : x
  2. Step 2: Convert to fraction form
    63,955.40/88,256.27 = 35,276.20/x
  3. Step 3: Cross multiply
    63,955.40x = 88,256.27 × 35,276.20
  4. Step 4: Simplify right side
    63,955.40x = 3,113,345,525.61
  5. Step 5: Solve for x
    x = 3,113,345,525.61/63,955.40
  6. Step 6: Final answer
    x = 48,679.95

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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.