Home / 537,005.09-805,535.89-137,649.17

Finding the Fourth Proportional to 537,005.09, 805,535.89 and 137,649.17

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Solution

The fourth proportional to 537,005.09, 805,535.89 and 137,649.17 is: 206,481.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,005.09 : 805,535.89 = 137,649.17 : x
  2. Step 2: Convert to fraction form
    537,005.09/805,535.89 = 137,649.17/x
  3. Step 3: Cross multiply
    537,005.09x = 805,535.89 × 137,649.17
  4. Step 4: Simplify right side
    537,005.09x = 110,881,348,333.43
  5. Step 5: Solve for x
    x = 110,881,348,333.43/537,005.09
  6. Step 6: Final answer
    x = 206,481.00

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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.