Home / 219,302.28-302,644.47-134,402.94

Finding the Fourth Proportional to 219,302.28, 302,644.47 and 134,402.94

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Solution

The fourth proportional to 219,302.28, 302,644.47 and 134,402.94 is: 185,480.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,302.28 : 302,644.47 = 134,402.94 : x
  2. Step 2: Convert to fraction form
    219,302.28/302,644.47 = 134,402.94/x
  3. Step 3: Cross multiply
    219,302.28x = 302,644.47 × 134,402.94
  4. Step 4: Simplify right side
    219,302.28x = 40,676,306,542.74
  5. Step 5: Solve for x
    x = 40,676,306,542.74/219,302.28
  6. Step 6: Final answer
    x = 185,480.55

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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.