Home / 119,370.47-179,009.68-52,774.05

Finding the Fourth Proportional to 119,370.47, 179,009.68 and 52,774.05

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Solution

The fourth proportional to 119,370.47, 179,009.68 and 52,774.05 is: 79,140.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,370.47 : 179,009.68 = 52,774.05 : x
  2. Step 2: Convert to fraction form
    119,370.47/179,009.68 = 52,774.05/x
  3. Step 3: Cross multiply
    119,370.47x = 179,009.68 × 52,774.05
  4. Step 4: Simplify right side
    119,370.47x = 9,447,065,421.25
  5. Step 5: Solve for x
    x = 9,447,065,421.25/119,370.47
  6. Step 6: Final answer
    x = 79,140.72

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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.