Home / 118,272.30-177,408.45-97,277.10

Finding the Fourth Proportional to 118,272.30, 177,408.45 and 97,277.10

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Solution

The fourth proportional to 118,272.30, 177,408.45 and 97,277.10 is: 145,915.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,272.30 : 177,408.45 = 97,277.10 : x
  2. Step 2: Convert to fraction form
    118,272.30/177,408.45 = 97,277.10/x
  3. Step 3: Cross multiply
    118,272.30x = 177,408.45 × 97,277.10
  4. Step 4: Simplify right side
    118,272.30x = 17,257,779,531.50
  5. Step 5: Solve for x
    x = 17,257,779,531.50/118,272.30
  6. Step 6: Final answer
    x = 145,915.65

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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.