Home / 98,346.02-147,515.19-28,225.32

Finding the Fourth Proportional to 98,346.02, 147,515.19 and 28,225.32

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Solution

The fourth proportional to 98,346.02, 147,515.19 and 28,225.32 is: 42,336.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,346.02 : 147,515.19 = 28,225.32 : x
  2. Step 2: Convert to fraction form
    98,346.02/147,515.19 = 28,225.32/x
  3. Step 3: Cross multiply
    98,346.02x = 147,515.19 × 28,225.32
  4. Step 4: Simplify right side
    98,346.02x = 4,163,663,442.61
  5. Step 5: Solve for x
    x = 4,163,663,442.61/98,346.02
  6. Step 6: Final answer
    x = 42,336.88

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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.