Home / 174,279.39-261,384.45-79,483.87

Finding the Fourth Proportional to 174,279.39, 261,384.45 and 79,483.87

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Solution

The fourth proportional to 174,279.39, 261,384.45 and 79,483.87 is: 119,210.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,279.39 : 261,384.45 = 79,483.87 : x
  2. Step 2: Convert to fraction form
    174,279.39/261,384.45 = 79,483.87/x
  3. Step 3: Cross multiply
    174,279.39x = 261,384.45 × 79,483.87
  4. Step 4: Simplify right side
    174,279.39x = 20,775,847,643.82
  5. Step 5: Solve for x
    x = 20,775,847,643.82/174,279.39
  6. Step 6: Final answer
    x = 119,210.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.