Home / 63,819.02-88,191.63-47,875.79

Finding the Fourth Proportional to 63,819.02, 88,191.63 and 47,875.79

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Solution

The fourth proportional to 63,819.02, 88,191.63 and 47,875.79 is: 66,159.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,819.02 : 88,191.63 = 47,875.79 : x
  2. Step 2: Convert to fraction form
    63,819.02/88,191.63 = 47,875.79/x
  3. Step 3: Cross multiply
    63,819.02x = 88,191.63 × 47,875.79
  4. Step 4: Simplify right side
    63,819.02x = 4,222,243,516.68
  5. Step 5: Solve for x
    x = 4,222,243,516.68/63,819.02
  6. Step 6: Final answer
    x = 66,159.65

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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.