Home / 219,332.94-302,949.34-158,807.76

Finding the Fourth Proportional to 219,332.94, 302,949.34 and 158,807.76

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Solution

The fourth proportional to 219,332.94, 302,949.34 and 158,807.76 is: 219,350.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,332.94 : 302,949.34 = 158,807.76 : x
  2. Step 2: Convert to fraction form
    219,332.94/302,949.34 = 158,807.76/x
  3. Step 3: Cross multiply
    219,332.94x = 302,949.34 × 158,807.76
  4. Step 4: Simplify right side
    219,332.94x = 48,110,706,078.88
  5. Step 5: Solve for x
    x = 48,110,706,078.88/219,332.94
  6. Step 6: Final answer
    x = 219,350.12

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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.