Home / 328,335.15-453,102.48-185,095.20

Finding the Fourth Proportional to 328,335.15, 453,102.48 and 185,095.20

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Solution

The fourth proportional to 328,335.15, 453,102.48 and 185,095.20 is: 255,431.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,335.15 : 453,102.48 = 185,095.20 : x
  2. Step 2: Convert to fraction form
    328,335.15/453,102.48 = 185,095.20/x
  3. Step 3: Cross multiply
    328,335.15x = 453,102.48 × 185,095.20
  4. Step 4: Simplify right side
    328,335.15x = 83,867,094,156.10
  5. Step 5: Solve for x
    x = 83,867,094,156.10/328,335.15
  6. Step 6: Final answer
    x = 255,431.36

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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.