Home / 209,275.84-314,006.55-119,315.26

Finding the Fourth Proportional to 209,275.84, 314,006.55 and 119,315.26

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Solution

The fourth proportional to 209,275.84, 314,006.55 and 119,315.26 is: 179,025.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,275.84 : 314,006.55 = 119,315.26 : x
  2. Step 2: Convert to fraction form
    209,275.84/314,006.55 = 119,315.26/x
  3. Step 3: Cross multiply
    209,275.84x = 314,006.55 × 119,315.26
  4. Step 4: Simplify right side
    209,275.84x = 37,465,773,154.95
  5. Step 5: Solve for x
    x = 37,465,773,154.95/209,275.84
  6. Step 6: Final answer
    x = 179,025.79

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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.