Home / 63,919.23-88,214.78-47,758.50

Finding the Fourth Proportional to 63,919.23, 88,214.78 and 47,758.50

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Solution

The fourth proportional to 63,919.23, 88,214.78 and 47,758.50 is: 65,911.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,919.23 : 88,214.78 = 47,758.50 : x
  2. Step 2: Convert to fraction form
    63,919.23/88,214.78 = 47,758.50/x
  3. Step 3: Cross multiply
    63,919.23x = 88,214.78 × 47,758.50
  4. Step 4: Simplify right side
    63,919.23x = 4,213,005,570.63
  5. Step 5: Solve for x
    x = 4,213,005,570.63/63,919.23
  6. Step 6: Final answer
    x = 65,911.39

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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.