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Finding the Fourth Proportional to 71,020.44, 97,973.10 and 46,476.72

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Solution

The fourth proportional to 71,020.44, 97,973.10 and 46,476.72 is: 64,114.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,020.44 : 97,973.10 = 46,476.72 : x
  2. Step 2: Convert to fraction form
    71,020.44/97,973.10 = 46,476.72/x
  3. Step 3: Cross multiply
    71,020.44x = 97,973.10 × 46,476.72
  4. Step 4: Simplify right side
    71,020.44x = 4,553,468,336.23
  5. Step 5: Solve for x
    x = 4,553,468,336.23/71,020.44
  6. Step 6: Final answer
    x = 64,114.90

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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.