Home / 98,468.53-135,887.13-56,027.07

Finding the Fourth Proportional to 98,468.53, 135,887.13 and 56,027.07

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Solution

The fourth proportional to 98,468.53, 135,887.13 and 56,027.07 is: 77,317.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,468.53 : 135,887.13 = 56,027.07 : x
  2. Step 2: Convert to fraction form
    98,468.53/135,887.13 = 56,027.07/x
  3. Step 3: Cross multiply
    98,468.53x = 135,887.13 × 56,027.07
  4. Step 4: Simplify right side
    98,468.53x = 7,613,357,744.61
  5. Step 5: Solve for x
    x = 7,613,357,744.61/98,468.53
  6. Step 6: Final answer
    x = 77,317.68

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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.