Home / 302,613.73-453,980.40-89,385.35

Finding the Fourth Proportional to 302,613.73, 453,980.40 and 89,385.35

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Solution

The fourth proportional to 302,613.73, 453,980.40 and 89,385.35 is: 134,095.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,613.73 : 453,980.40 = 89,385.35 : x
  2. Step 2: Convert to fraction form
    302,613.73/453,980.40 = 89,385.35/x
  3. Step 3: Cross multiply
    302,613.73x = 453,980.40 × 89,385.35
  4. Step 4: Simplify right side
    302,613.73x = 40,579,196,947.14
  5. Step 5: Solve for x
    x = 40,579,196,947.14/302,613.73
  6. Step 6: Final answer
    x = 134,095.69

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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.