Home / 62,453.51-86,187.90-34,159.20

Finding the Fourth Proportional to 62,453.51, 86,187.90 and 34,159.20

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Solution

The fourth proportional to 62,453.51, 86,187.90 and 34,159.20 is: 47,140.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,453.51 : 86,187.90 = 34,159.20 : x
  2. Step 2: Convert to fraction form
    62,453.51/86,187.90 = 34,159.20/x
  3. Step 3: Cross multiply
    62,453.51x = 86,187.90 × 34,159.20
  4. Step 4: Simplify right side
    62,453.51x = 2,944,109,368.14
  5. Step 5: Solve for x
    x = 2,944,109,368.14/62,453.51
  6. Step 6: Final answer
    x = 47,140.82

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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.