Home / 199,011.88-274,547.55-134,460.28

Finding the Fourth Proportional to 199,011.88, 274,547.55 and 134,460.28

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Solution

The fourth proportional to 199,011.88, 274,547.55 and 134,460.28 is: 185,495.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,011.88 : 274,547.55 = 134,460.28 : x
  2. Step 2: Convert to fraction form
    199,011.88/274,547.55 = 134,460.28/x
  3. Step 3: Cross multiply
    199,011.88x = 274,547.55 × 134,460.28
  4. Step 4: Simplify right side
    199,011.88x = 36,915,740,446.31
  5. Step 5: Solve for x
    x = 36,915,740,446.31/199,011.88
  6. Step 6: Final answer
    x = 185,495.16

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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.