Home / 249,198.86-343,774.67-163,119.93

Finding the Fourth Proportional to 249,198.86, 343,774.67 and 163,119.93

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Solution

The fourth proportional to 249,198.86, 343,774.67 and 163,119.93 is: 225,027.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,198.86 : 343,774.67 = 163,119.93 : x
  2. Step 2: Convert to fraction form
    249,198.86/343,774.67 = 163,119.93/x
  3. Step 3: Cross multiply
    249,198.86x = 343,774.67 × 163,119.93
  4. Step 4: Simplify right side
    249,198.86x = 56,076,498,001.42
  5. Step 5: Solve for x
    x = 56,076,498,001.42/249,198.86
  6. Step 6: Final answer
    x = 225,027.10

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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.