Home / 97,009.60-145,417.20-44,456.80

Finding the Fourth Proportional to 97,009.60, 145,417.20 and 44,456.80

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Solution

The fourth proportional to 97,009.60, 145,417.20 and 44,456.80 is: 66,640.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,009.60 : 145,417.20 = 44,456.80 : x
  2. Step 2: Convert to fraction form
    97,009.60/145,417.20 = 44,456.80/x
  3. Step 3: Cross multiply
    97,009.60x = 145,417.20 × 44,456.80
  4. Step 4: Simplify right side
    97,009.60x = 6,464,783,376.96
  5. Step 5: Solve for x
    x = 6,464,783,376.96/97,009.60
  6. Step 6: Final answer
    x = 66,640.66

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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.