Home / 255,587.30-352,712.85-140,870.12

Finding the Fourth Proportional to 255,587.30, 352,712.85 and 140,870.12

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Solution

The fourth proportional to 255,587.30, 352,712.85 and 140,870.12 is: 194,402.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,587.30 : 352,712.85 = 140,870.12 : x
  2. Step 2: Convert to fraction form
    255,587.30/352,712.85 = 140,870.12/x
  3. Step 3: Cross multiply
    255,587.30x = 352,712.85 × 140,870.12
  4. Step 4: Simplify right side
    255,587.30x = 49,686,701,505.04
  5. Step 5: Solve for x
    x = 49,686,701,505.04/255,587.30
  6. Step 6: Final answer
    x = 194,402.08

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1.5x scale

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.