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Finding the Fourth Proportional to 134,272.32, 201,408.48 and 63,938.40

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Solution

The fourth proportional to 134,272.32, 201,408.48 and 63,938.40 is: 95,907.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,272.32 : 201,408.48 = 63,938.40 : x
  2. Step 2: Convert to fraction form
    134,272.32/201,408.48 = 63,938.40/x
  3. Step 3: Cross multiply
    134,272.32x = 201,408.48 × 63,938.40
  4. Step 4: Simplify right side
    134,272.32x = 12,877,735,957.63
  5. Step 5: Solve for x
    x = 12,877,735,957.63/134,272.32
  6. Step 6: Final answer
    x = 95,907.60

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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.