Home / 58,968.40-81,455.99-47,114.86

Finding the Fourth Proportional to 58,968.40, 81,455.99 and 47,114.86

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Solution

The fourth proportional to 58,968.40, 81,455.99 and 47,114.86 is: 65,082.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,968.40 : 81,455.99 = 47,114.86 : x
  2. Step 2: Convert to fraction form
    58,968.40/81,455.99 = 47,114.86/x
  3. Step 3: Cross multiply
    58,968.40x = 81,455.99 × 47,114.86
  4. Step 4: Simplify right side
    58,968.40x = 3,837,787,565.01
  5. Step 5: Solve for x
    x = 3,837,787,565.01/58,968.40
  6. Step 6: Final answer
    x = 65,082.10

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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.