Home / 92,582.02-138,880.23-30,258.82

Finding the Fourth Proportional to 92,582.02, 138,880.23 and 30,258.82

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Solution

The fourth proportional to 92,582.02, 138,880.23 and 30,258.82 is: 45,390.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,582.02 : 138,880.23 = 30,258.82 : x
  2. Step 2: Convert to fraction form
    92,582.02/138,880.23 = 30,258.82/x
  3. Step 3: Cross multiply
    92,582.02x = 138,880.23 × 30,258.82
  4. Step 4: Simplify right side
    92,582.02x = 4,202,351,881.13
  5. Step 5: Solve for x
    x = 4,202,351,881.13/92,582.02
  6. Step 6: Final answer
    x = 45,390.58

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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.