Home / 185,165.09-255,543.56-104,607.40

Finding the Fourth Proportional to 185,165.09, 255,543.56 and 104,607.40

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Solution

The fourth proportional to 185,165.09, 255,543.56 and 104,607.40 is: 144,367.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,165.09 : 255,543.56 = 104,607.40 : x
  2. Step 2: Convert to fraction form
    185,165.09/255,543.56 = 104,607.40/x
  3. Step 3: Cross multiply
    185,165.09x = 255,543.56 × 104,607.40
  4. Step 4: Simplify right side
    185,165.09x = 26,731,747,398.34
  5. Step 5: Solve for x
    x = 26,731,747,398.34/185,165.09
  6. Step 6: Final answer
    x = 144,367.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.