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Finding the Fourth Proportional to 70,637.98, 97,437.17 and 41,938.17

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Solution

The fourth proportional to 70,637.98, 97,437.17 and 41,938.17 is: 57,849.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,637.98 : 97,437.17 = 41,938.17 : x
  2. Step 2: Convert to fraction form
    70,637.98/97,437.17 = 41,938.17/x
  3. Step 3: Cross multiply
    70,637.98x = 97,437.17 × 41,938.17
  4. Step 4: Simplify right side
    70,637.98x = 4,086,336,599.78
  5. Step 5: Solve for x
    x = 4,086,336,599.78/70,637.98
  6. Step 6: Final answer
    x = 57,849.00

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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.