Home / 302,029.70-453,044.55-124,445.30

Finding the Fourth Proportional to 302,029.70, 453,044.55 and 124,445.30

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Solution

The fourth proportional to 302,029.70, 453,044.55 and 124,445.30 is: 186,667.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,029.70 : 453,044.55 = 124,445.30 : x
  2. Step 2: Convert to fraction form
    302,029.70/453,044.55 = 124,445.30/x
  3. Step 3: Cross multiply
    302,029.70x = 453,044.55 × 124,445.30
  4. Step 4: Simplify right side
    302,029.70x = 56,379,264,938.12
  5. Step 5: Solve for x
    x = 56,379,264,938.12/302,029.70
  6. Step 6: Final answer
    x = 186,667.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.