Home / 112,010.40-168,045.30-48,803.40

Finding the Fourth Proportional to 112,010.40, 168,045.30 and 48,803.40

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Solution

The fourth proportional to 112,010.40, 168,045.30 and 48,803.40 is: 73,218.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,010.40 : 168,045.30 = 48,803.40 : x
  2. Step 2: Convert to fraction form
    112,010.40/168,045.30 = 48,803.40/x
  3. Step 3: Cross multiply
    112,010.40x = 168,045.30 × 48,803.40
  4. Step 4: Simplify right side
    112,010.40x = 8,201,181,994.02
  5. Step 5: Solve for x
    x = 8,201,181,994.02/112,010.40
  6. Step 6: Final answer
    x = 73,218.04

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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.