Home / 205,460.64-283,514.56-140,985.16

Finding the Fourth Proportional to 205,460.64, 283,514.56 and 140,985.16

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Solution

The fourth proportional to 205,460.64, 283,514.56 and 140,985.16 is: 194,545.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,460.64 : 283,514.56 = 140,985.16 : x
  2. Step 2: Convert to fraction form
    205,460.64/283,514.56 = 140,985.16/x
  3. Step 3: Cross multiply
    205,460.64x = 283,514.56 × 140,985.16
  4. Step 4: Simplify right side
    205,460.64x = 39,971,345,603.93
  5. Step 5: Solve for x
    x = 39,971,345,603.93/205,460.64
  6. Step 6: Final answer
    x = 194,545.03

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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.