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Finding the Fourth Proportional to 63,653.18, 87,841.22 and 34,968.24

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Solution

The fourth proportional to 63,653.18, 87,841.22 and 34,968.24 is: 48,256.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,653.18 : 87,841.22 = 34,968.24 : x
  2. Step 2: Convert to fraction form
    63,653.18/87,841.22 = 34,968.24/x
  3. Step 3: Cross multiply
    63,653.18x = 87,841.22 × 34,968.24
  4. Step 4: Simplify right side
    63,653.18x = 3,071,652,688.01
  5. Step 5: Solve for x
    x = 3,071,652,688.01/63,653.18
  6. Step 6: Final answer
    x = 48,256.08

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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.