Home / 219,155.52-302,445.44-134,277.28

Finding the Fourth Proportional to 219,155.52, 302,445.44 and 134,277.28

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Solution

The fourth proportional to 219,155.52, 302,445.44 and 134,277.28 is: 185,309.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,155.52 : 302,445.44 = 134,277.28 : x
  2. Step 2: Convert to fraction form
    219,155.52/302,445.44 = 134,277.28/x
  3. Step 3: Cross multiply
    219,155.52x = 302,445.44 × 134,277.28
  4. Step 4: Simplify right side
    219,155.52x = 40,611,551,031.60
  5. Step 5: Solve for x
    x = 40,611,551,031.60/219,155.52
  6. Step 6: Final answer
    x = 185,309.28

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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.