Home / 75,054.02-112,552.76-30,657.03

Finding the Fourth Proportional to 75,054.02, 112,552.76 and 30,657.03

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Solution

The fourth proportional to 75,054.02, 112,552.76 and 30,657.03 is: 45,974.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,054.02 : 112,552.76 = 30,657.03 : x
  2. Step 2: Convert to fraction form
    75,054.02/112,552.76 = 30,657.03/x
  3. Step 3: Cross multiply
    75,054.02x = 112,552.76 × 30,657.03
  4. Step 4: Simplify right side
    75,054.02x = 3,450,533,186.62
  5. Step 5: Solve for x
    x = 3,450,533,186.62/75,054.02
  6. Step 6: Final answer
    x = 45,974.00

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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.