Home / 63,746.20-87,968.20-34,673.84

Finding the Fourth Proportional to 63,746.20, 87,968.20 and 34,673.84

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Solution

The fourth proportional to 63,746.20, 87,968.20 and 34,673.84 is: 47,849.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,746.20 : 87,968.20 = 34,673.84 : x
  2. Step 2: Convert to fraction form
    63,746.20/87,968.20 = 34,673.84/x
  3. Step 3: Cross multiply
    63,746.20x = 87,968.20 × 34,673.84
  4. Step 4: Simplify right side
    63,746.20x = 3,050,195,291.89
  5. Step 5: Solve for x
    x = 3,050,195,291.89/63,746.20
  6. Step 6: Final answer
    x = 47,849.05

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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.