Home / 249,249.06-343,961.94-136,071.81

Finding the Fourth Proportional to 249,249.06, 343,961.94 and 136,071.81

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Solution

The fourth proportional to 249,249.06, 343,961.94 and 136,071.81 is: 187,778.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,249.06 : 343,961.94 = 136,071.81 : x
  2. Step 2: Convert to fraction form
    249,249.06/343,961.94 = 136,071.81/x
  3. Step 3: Cross multiply
    249,249.06x = 343,961.94 × 136,071.81
  4. Step 4: Simplify right side
    249,249.06x = 46,803,523,746.91
  5. Step 5: Solve for x
    x = 46,803,523,746.91/249,249.06
  6. Step 6: Final answer
    x = 187,778.14

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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.