Home / 170,946.60-235,771.80-159,487.56

Finding the Fourth Proportional to 170,946.60, 235,771.80 and 159,487.56

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Solution

The fourth proportional to 170,946.60, 235,771.80 and 159,487.56 is: 219,967.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,946.60 : 235,771.80 = 159,487.56 : x
  2. Step 2: Convert to fraction form
    170,946.60/235,771.80 = 159,487.56/x
  3. Step 3: Cross multiply
    170,946.60x = 235,771.80 × 159,487.56
  4. Step 4: Simplify right side
    170,946.60x = 37,602,669,098.81
  5. Step 5: Solve for x
    x = 37,602,669,098.81/170,946.60
  6. Step 6: Final answer
    x = 219,967.34

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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.