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Finding the Fourth Proportional to 217,072.08, 325,603.80 and 59,314.32

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Solution

The fourth proportional to 217,072.08, 325,603.80 and 59,314.32 is: 88,970.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,072.08 : 325,603.80 = 59,314.32 : x
  2. Step 2: Convert to fraction form
    217,072.08/325,603.80 = 59,314.32/x
  3. Step 3: Cross multiply
    217,072.08x = 325,603.80 × 59,314.32
  4. Step 4: Simplify right side
    217,072.08x = 19,312,967,986.42
  5. Step 5: Solve for x
    x = 19,312,967,986.42/217,072.08
  6. Step 6: Final answer
    x = 88,970.30

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1.5x scale

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.