Home / 97,428.40-146,142.60-94,512.40

Finding the Fourth Proportional to 97,428.40, 146,142.60 and 94,512.40

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Solution

The fourth proportional to 97,428.40, 146,142.60 and 94,512.40 is: 141,768.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,428.40 : 146,142.60 = 94,512.40 : x
  2. Step 2: Convert to fraction form
    97,428.40/146,142.60 = 94,512.40/x
  3. Step 3: Cross multiply
    97,428.40x = 146,142.60 × 94,512.40
  4. Step 4: Simplify right side
    97,428.40x = 13,812,287,868.24
  5. Step 5: Solve for x
    x = 13,812,287,868.24/97,428.40
  6. Step 6: Final answer
    x = 141,768.60

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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.