Home / 209,230.25-288,667.46-118,579.10

Finding the Fourth Proportional to 209,230.25, 288,667.46 and 118,579.10

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Solution

The fourth proportional to 209,230.25, 288,667.46 and 118,579.10 is: 163,599.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,230.25 : 288,667.46 = 118,579.10 : x
  2. Step 2: Convert to fraction form
    209,230.25/288,667.46 = 118,579.10/x
  3. Step 3: Cross multiply
    209,230.25x = 288,667.46 × 118,579.10
  4. Step 4: Simplify right side
    209,230.25x = 34,229,926,459.20
  5. Step 5: Solve for x
    x = 34,229,926,459.20/209,230.25
  6. Step 6: Final answer
    x = 163,599.32

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1.5x scale

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.