Home / 45,208.76-62,354.86-31,062.20

Finding the Fourth Proportional to 45,208.76, 62,354.86 and 31,062.20

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Solution

The fourth proportional to 45,208.76, 62,354.86 and 31,062.20 is: 42,843.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,208.76 : 62,354.86 = 31,062.20 : x
  2. Step 2: Convert to fraction form
    45,208.76/62,354.86 = 31,062.20/x
  3. Step 3: Cross multiply
    45,208.76x = 62,354.86 × 31,062.20
  4. Step 4: Simplify right side
    45,208.76x = 1,936,879,132.29
  5. Step 5: Solve for x
    x = 1,936,879,132.29/45,208.76
  6. Step 6: Final answer
    x = 42,843.01

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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.