Home / 89,327.02-134,010.64-30,161.12

Finding the Fourth Proportional to 89,327.02, 134,010.64 and 30,161.12

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Solution

The fourth proportional to 89,327.02, 134,010.64 and 30,161.12 is: 45,248.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,327.02 : 134,010.64 = 30,161.12 : x
  2. Step 2: Convert to fraction form
    89,327.02/134,010.64 = 30,161.12/x
  3. Step 3: Cross multiply
    89,327.02x = 134,010.64 × 30,161.12
  4. Step 4: Simplify right side
    89,327.02x = 4,041,910,994.32
  5. Step 5: Solve for x
    x = 4,041,910,994.32/89,327.02
  6. Step 6: Final answer
    x = 45,248.47

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1.5x scale

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.