Home / 171,036-256,554.02-52,707.35

Finding the Fourth Proportional to 171,036, 256,554.02 and 52,707.35

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Solution

The fourth proportional to 171,036, 256,554.02 and 52,707.35 is: 79,061.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,036 : 256,554.02 = 52,707.35 : x
  2. Step 2: Convert to fraction form
    171,036/256,554.02 = 52,707.35/x
  3. Step 3: Cross multiply
    171,036x = 256,554.02 × 52,707.35
  4. Step 4: Simplify right side
    171,036x = 13,522,280,979.74
  5. Step 5: Solve for x
    x = 13,522,280,979.74/171,036
  6. Step 6: Final answer
    x = 79,061.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.