Home / 185,005.16-255,335.46-104,465

Finding the Fourth Proportional to 185,005.16, 255,335.46 and 104,465

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Solution

The fourth proportional to 185,005.16, 255,335.46 and 104,465 is: 144,177.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,005.16 : 255,335.46 = 104,465 : x
  2. Step 2: Convert to fraction form
    185,005.16/255,335.46 = 104,465/x
  3. Step 3: Cross multiply
    185,005.16x = 255,335.46 × 104,465
  4. Step 4: Simplify right side
    185,005.16x = 26,673,618,828.90
  5. Step 5: Solve for x
    x = 26,673,618,828.90/185,005.16
  6. Step 6: Final answer
    x = 144,177.70

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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.