Home / 86,061.16-118,798.26-54,224.14

Finding the Fourth Proportional to 86,061.16, 118,798.26 and 54,224.14

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Solution

The fourth proportional to 86,061.16, 118,798.26 and 54,224.14 is: 74,850.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,061.16 : 118,798.26 = 54,224.14 : x
  2. Step 2: Convert to fraction form
    86,061.16/118,798.26 = 54,224.14/x
  3. Step 3: Cross multiply
    86,061.16x = 118,798.26 × 54,224.14
  4. Step 4: Simplify right side
    86,061.16x = 6,441,733,482.00
  5. Step 5: Solve for x
    x = 6,441,733,482.00/86,061.16
  6. Step 6: Final answer
    x = 74,850.65

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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.