Home / 98,747.36-148,130.04-32,170.40

Finding the Fourth Proportional to 98,747.36, 148,130.04 and 32,170.40

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Solution

The fourth proportional to 98,747.36, 148,130.04 and 32,170.40 is: 48,258.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,747.36 : 148,130.04 = 32,170.40 : x
  2. Step 2: Convert to fraction form
    98,747.36/148,130.04 = 32,170.40/x
  3. Step 3: Cross multiply
    98,747.36x = 148,130.04 × 32,170.40
  4. Step 4: Simplify right side
    98,747.36x = 4,765,402,638.82
  5. Step 5: Solve for x
    x = 4,765,402,638.82/98,747.36
  6. Step 6: Final answer
    x = 48,258.53

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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.