Home / 122,242.76-183,328.56-47,346.20

Finding the Fourth Proportional to 122,242.76, 183,328.56 and 47,346.20

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Solution

The fourth proportional to 122,242.76, 183,328.56 and 47,346.20 is: 71,005.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,242.76 : 183,328.56 = 47,346.20 : x
  2. Step 2: Convert to fraction form
    122,242.76/183,328.56 = 47,346.20/x
  3. Step 3: Cross multiply
    122,242.76x = 183,328.56 × 47,346.20
  4. Step 4: Simplify right side
    122,242.76x = 8,679,909,750.83
  5. Step 5: Solve for x
    x = 8,679,909,750.83/122,242.76
  6. Step 6: Final answer
    x = 71,005.51

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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.