Home / 219,244.32-302,039.28-180,753.12

Finding the Fourth Proportional to 219,244.32, 302,039.28 and 180,753.12

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Solution

The fourth proportional to 219,244.32, 302,039.28 and 180,753.12 is: 249,012.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,244.32 : 302,039.28 = 180,753.12 : x
  2. Step 2: Convert to fraction form
    219,244.32/302,039.28 = 180,753.12/x
  3. Step 3: Cross multiply
    219,244.32x = 302,039.28 × 180,753.12
  4. Step 4: Simplify right side
    219,244.32x = 54,594,542,222.55
  5. Step 5: Solve for x
    x = 54,594,542,222.55/219,244.32
  6. Step 6: Final answer
    x = 249,012.34

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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.