Home / 209,948.60-314,828.12-60,154.62

Finding the Fourth Proportional to 209,948.60, 314,828.12 and 60,154.62

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Solution

The fourth proportional to 209,948.60, 314,828.12 and 60,154.62 is: 90,204.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,948.60 : 314,828.12 = 60,154.62 : x
  2. Step 2: Convert to fraction form
    209,948.60/314,828.12 = 60,154.62/x
  3. Step 3: Cross multiply
    209,948.60x = 314,828.12 × 60,154.62
  4. Step 4: Simplify right side
    209,948.60x = 18,938,365,923.91
  5. Step 5: Solve for x
    x = 18,938,365,923.91/209,948.60
  6. Step 6: Final answer
    x = 90,204.77

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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.