Home / 94,983.40-142,475.10-88,762.60

Finding the Fourth Proportional to 94,983.40, 142,475.10 and 88,762.60

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Solution

The fourth proportional to 94,983.40, 142,475.10 and 88,762.60 is: 133,143.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,983.40 : 142,475.10 = 88,762.60 : x
  2. Step 2: Convert to fraction form
    94,983.40/142,475.10 = 88,762.60/x
  3. Step 3: Cross multiply
    94,983.40x = 142,475.10 × 88,762.60
  4. Step 4: Simplify right side
    94,983.40x = 12,646,460,311.26
  5. Step 5: Solve for x
    x = 12,646,460,311.26/94,983.40
  6. Step 6: Final answer
    x = 133,143.90

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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.