Home / 219,036.86-302,407.70-167,951.45

Finding the Fourth Proportional to 219,036.86, 302,407.70 and 167,951.45

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Solution

The fourth proportional to 219,036.86, 302,407.70 and 167,951.45 is: 231,877.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,036.86 : 302,407.70 = 167,951.45 : x
  2. Step 2: Convert to fraction form
    219,036.86/302,407.70 = 167,951.45/x
  3. Step 3: Cross multiply
    219,036.86x = 302,407.70 × 167,951.45
  4. Step 4: Simplify right side
    219,036.86x = 50,789,811,706.17
  5. Step 5: Solve for x
    x = 50,789,811,706.17/219,036.86
  6. Step 6: Final answer
    x = 231,877.92

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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.