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Finding the Fourth Proportional to 63,330.50, 87,388.53 and 35,032.34

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Solution

The fourth proportional to 63,330.50, 87,388.53 and 35,032.34 is: 48,340.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,330.50 : 87,388.53 = 35,032.34 : x
  2. Step 2: Convert to fraction form
    63,330.50/87,388.53 = 35,032.34/x
  3. Step 3: Cross multiply
    63,330.50x = 87,388.53 × 35,032.34
  4. Step 4: Simplify right side
    63,330.50x = 3,061,424,695.06
  5. Step 5: Solve for x
    x = 3,061,424,695.06/63,330.50
  6. Step 6: Final answer
    x = 48,340.45

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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.