Home / 219,282.28-302,616.81-134,382.94

Finding the Fourth Proportional to 219,282.28, 302,616.81 and 134,382.94

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Solution

The fourth proportional to 219,282.28, 302,616.81 and 134,382.94 is: 185,452.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,282.28 : 302,616.81 = 134,382.94 : x
  2. Step 2: Convert to fraction form
    219,282.28/302,616.81 = 134,382.94/x
  3. Step 3: Cross multiply
    219,282.28x = 302,616.81 × 134,382.94
  4. Step 4: Simplify right side
    219,282.28x = 40,666,536,621.22
  5. Step 5: Solve for x
    x = 40,666,536,621.22/219,282.28
  6. Step 6: Final answer
    x = 185,452.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.