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Finding the Fourth Proportional to 70,625.50, 97,463.19 and 38,794.93

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Solution

The fourth proportional to 70,625.50, 97,463.19 and 38,794.93 is: 53,537.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,625.50 : 97,463.19 = 38,794.93 : x
  2. Step 2: Convert to fraction form
    70,625.50/97,463.19 = 38,794.93/x
  3. Step 3: Cross multiply
    70,625.50x = 97,463.19 × 38,794.93
  4. Step 4: Simplify right side
    70,625.50x = 3,781,077,633.63
  5. Step 5: Solve for x
    x = 3,781,077,633.63/70,625.50
  6. Step 6: Final answer
    x = 53,537.00

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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.