Home / 77,114.04-115,670.76-27,182.10

Finding the Fourth Proportional to 77,114.04, 115,670.76 and 27,182.10

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Solution

The fourth proportional to 77,114.04, 115,670.76 and 27,182.10 is: 40,773.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,114.04 : 115,670.76 = 27,182.10 : x
  2. Step 2: Convert to fraction form
    77,114.04/115,670.76 = 27,182.10/x
  3. Step 3: Cross multiply
    77,114.04x = 115,670.76 × 27,182.10
  4. Step 4: Simplify right side
    77,114.04x = 3,144,174,165.40
  5. Step 5: Solve for x
    x = 3,144,174,165.40/77,114.04
  6. Step 6: Final answer
    x = 40,773.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.