Home / 245,312.30-367,968.45-192,168.20

Finding the Fourth Proportional to 245,312.30, 367,968.45 and 192,168.20

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Solution

The fourth proportional to 245,312.30, 367,968.45 and 192,168.20 is: 288,252.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,312.30 : 367,968.45 = 192,168.20 : x
  2. Step 2: Convert to fraction form
    245,312.30/367,968.45 = 192,168.20/x
  3. Step 3: Cross multiply
    245,312.30x = 367,968.45 × 192,168.20
  4. Step 4: Simplify right side
    245,312.30x = 70,711,834,693.29
  5. Step 5: Solve for x
    x = 70,711,834,693.29/245,312.30
  6. Step 6: Final answer
    x = 288,252.30

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1.5x scale

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.