Home / 119,041.14-164,279.25-65,323.02

Finding the Fourth Proportional to 119,041.14, 164,279.25 and 65,323.02

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Solution

The fourth proportional to 119,041.14, 164,279.25 and 65,323.02 is: 90,147.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,041.14 : 164,279.25 = 65,323.02 : x
  2. Step 2: Convert to fraction form
    119,041.14/164,279.25 = 65,323.02/x
  3. Step 3: Cross multiply
    119,041.14x = 164,279.25 × 65,323.02
  4. Step 4: Simplify right side
    119,041.14x = 10,731,216,733.34
  5. Step 5: Solve for x
    x = 10,731,216,733.34/119,041.14
  6. Step 6: Final answer
    x = 90,147.13

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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.