Home / 148,920.60-223,208.10-60,130.20

Finding the Fourth Proportional to 148,920.60, 223,208.10 and 60,130.20

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Solution

The fourth proportional to 148,920.60, 223,208.10 and 60,130.20 is: 90,125.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,920.60 : 223,208.10 = 60,130.20 : x
  2. Step 2: Convert to fraction form
    148,920.60/223,208.10 = 60,130.20/x
  3. Step 3: Cross multiply
    148,920.60x = 223,208.10 × 60,130.20
  4. Step 4: Simplify right side
    148,920.60x = 13,421,547,694.62
  5. Step 5: Solve for x
    x = 13,421,547,694.62/148,920.60
  6. Step 6: Final answer
    x = 90,125.53

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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.