Home / 98,946.29-148,300.06-45,565.18

Finding the Fourth Proportional to 98,946.29, 148,300.06 and 45,565.18

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Solution

The fourth proportional to 98,946.29, 148,300.06 and 45,565.18 is: 68,292.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,946.29 : 148,300.06 = 45,565.18 : x
  2. Step 2: Convert to fraction form
    98,946.29/148,300.06 = 45,565.18/x
  3. Step 3: Cross multiply
    98,946.29x = 148,300.06 × 45,565.18
  4. Step 4: Simplify right side
    98,946.29x = 6,757,319,700.44
  5. Step 5: Solve for x
    x = 6,757,319,700.44/98,946.29
  6. Step 6: Final answer
    x = 68,292.81

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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.