Home / 62,434.13-86,159.09-34,139.81

Finding the Fourth Proportional to 62,434.13, 86,159.09 and 34,139.81

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Solution

The fourth proportional to 62,434.13, 86,159.09 and 34,139.81 is: 47,112.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,434.13 : 86,159.09 = 34,139.81 : x
  2. Step 2: Convert to fraction form
    62,434.13/86,159.09 = 34,139.81/x
  3. Step 3: Cross multiply
    62,434.13x = 86,159.09 × 34,139.81
  4. Step 4: Simplify right side
    62,434.13x = 2,941,455,263.12
  5. Step 5: Solve for x
    x = 2,941,455,263.12/62,434.13
  6. Step 6: Final answer
    x = 47,112.94

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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.