Home / 123,146.40-184,642.56-52,032.24

Finding the Fourth Proportional to 123,146.40, 184,642.56 and 52,032.24

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Solution

The fourth proportional to 123,146.40, 184,642.56 and 52,032.24 is: 78,015.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,146.40 : 184,642.56 = 52,032.24 : x
  2. Step 2: Convert to fraction form
    123,146.40/184,642.56 = 52,032.24/x
  3. Step 3: Cross multiply
    123,146.40x = 184,642.56 × 52,032.24
  4. Step 4: Simplify right side
    123,146.40x = 9,607,365,996.13
  5. Step 5: Solve for x
    x = 9,607,365,996.13/123,146.40
  6. Step 6: Final answer
    x = 78,015.81

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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.