Home / 97,812.47-146,619.45-55,605.35

Finding the Fourth Proportional to 97,812.47, 146,619.45 and 55,605.35

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Solution

The fourth proportional to 97,812.47, 146,619.45 and 55,605.35 is: 83,351.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,812.47 : 146,619.45 = 55,605.35 : x
  2. Step 2: Convert to fraction form
    97,812.47/146,619.45 = 55,605.35/x
  3. Step 3: Cross multiply
    97,812.47x = 146,619.45 × 55,605.35
  4. Step 4: Simplify right side
    97,812.47x = 8,152,826,200.61
  5. Step 5: Solve for x
    x = 8,152,826,200.61/97,812.47
  6. Step 6: Final answer
    x = 83,351.60

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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.