Home / 122,570.13-183,685.10-55,847.19

Finding the Fourth Proportional to 122,570.13, 183,685.10 and 55,847.19

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Solution

The fourth proportional to 122,570.13, 183,685.10 and 55,847.19 is: 83,693.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,570.13 : 183,685.10 = 55,847.19 : x
  2. Step 2: Convert to fraction form
    122,570.13/183,685.10 = 55,847.19/x
  3. Step 3: Cross multiply
    122,570.13x = 183,685.10 × 55,847.19
  4. Step 4: Simplify right side
    122,570.13x = 10,258,296,400.63
  5. Step 5: Solve for x
    x = 10,258,296,400.63/122,570.13
  6. Step 6: Final answer
    x = 83,693.28

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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.