Home / 119,528.16-179,598.24-90,222

Finding the Fourth Proportional to 119,528.16, 179,598.24 and 90,222

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Solution

The fourth proportional to 119,528.16, 179,598.24 and 90,222 is: 135,563.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,528.16 : 179,598.24 = 90,222 : x
  2. Step 2: Convert to fraction form
    119,528.16/179,598.24 = 90,222/x
  3. Step 3: Cross multiply
    119,528.16x = 179,598.24 × 90,222
  4. Step 4: Simplify right side
    119,528.16x = 16,203,712,409.28
  5. Step 5: Solve for x
    x = 16,203,712,409.28/119,528.16
  6. Step 6: Final answer
    x = 135,563.97

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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.