Home / 98,807.04-148,233.24-28,683.72

Finding the Fourth Proportional to 98,807.04, 148,233.24 and 28,683.72

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Solution

The fourth proportional to 98,807.04, 148,233.24 and 28,683.72 is: 43,032.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,807.04 : 148,233.24 = 28,683.72 : x
  2. Step 2: Convert to fraction form
    98,807.04/148,233.24 = 28,683.72/x
  3. Step 3: Cross multiply
    98,807.04x = 148,233.24 × 28,683.72
  4. Step 4: Simplify right side
    98,807.04x = 4,251,880,750.85
  5. Step 5: Solve for x
    x = 4,251,880,750.85/98,807.04
  6. Step 6: Final answer
    x = 43,032.16

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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.