Home / 254,582.10-381,726.80-104,925.69

Finding the Fourth Proportional to 254,582.10, 381,726.80 and 104,925.69

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Solution

The fourth proportional to 254,582.10, 381,726.80 and 104,925.69 is: 157,328.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,582.10 : 381,726.80 = 104,925.69 : x
  2. Step 2: Convert to fraction form
    254,582.10/381,726.80 = 104,925.69/x
  3. Step 3: Cross multiply
    254,582.10x = 381,726.80 × 104,925.69
  4. Step 4: Simplify right side
    254,582.10x = 40,052,947,881.49
  5. Step 5: Solve for x
    x = 40,052,947,881.49/254,582.10
  6. Step 6: Final answer
    x = 157,328.22

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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.