Home / 58,972.10-81,485.13-47,133.14

Finding the Fourth Proportional to 58,972.10, 81,485.13 and 47,133.14

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Solution

The fourth proportional to 58,972.10, 81,485.13 and 47,133.14 is: 65,126.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,972.10 : 81,485.13 = 47,133.14 : x
  2. Step 2: Convert to fraction form
    58,972.10/81,485.13 = 47,133.14/x
  3. Step 3: Cross multiply
    58,972.10x = 81,485.13 × 47,133.14
  4. Step 4: Simplify right side
    58,972.10x = 3,840,650,040.21
  5. Step 5: Solve for x
    x = 3,840,650,040.21/58,972.10
  6. Step 6: Final answer
    x = 65,126.56

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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.