Home / 99,442.08-149,111.28-46,837.44

Finding the Fourth Proportional to 99,442.08, 149,111.28 and 46,837.44

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Solution

The fourth proportional to 99,442.08, 149,111.28 and 46,837.44 is: 70,231.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,442.08 : 149,111.28 = 46,837.44 : x
  2. Step 2: Convert to fraction form
    99,442.08/149,111.28 = 46,837.44/x
  3. Step 3: Cross multiply
    99,442.08x = 149,111.28 × 46,837.44
  4. Step 4: Simplify right side
    99,442.08x = 6,983,990,630.32
  5. Step 5: Solve for x
    x = 6,983,990,630.32/99,442.08
  6. Step 6: Final answer
    x = 70,231.74

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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.