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Finding the Fourth Proportional to 70,045.34, 96,649.34 and 41,753.66

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Solution

The fourth proportional to 70,045.34, 96,649.34 and 41,753.66 is: 57,612.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,045.34 : 96,649.34 = 41,753.66 : x
  2. Step 2: Convert to fraction form
    70,045.34/96,649.34 = 41,753.66/x
  3. Step 3: Cross multiply
    70,045.34x = 96,649.34 × 41,753.66
  4. Step 4: Simplify right side
    70,045.34x = 4,035,463,681.58
  5. Step 5: Solve for x
    x = 4,035,463,681.58/70,045.34
  6. Step 6: Final answer
    x = 57,612.16

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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.