Home / 217,046.90-326,069.34-153,152.12

Finding the Fourth Proportional to 217,046.90, 326,069.34 and 153,152.12

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Solution

The fourth proportional to 217,046.90, 326,069.34 and 153,152.12 is: 230,080.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,046.90 : 326,069.34 = 153,152.12 : x
  2. Step 2: Convert to fraction form
    217,046.90/326,069.34 = 153,152.12/x
  3. Step 3: Cross multiply
    217,046.90x = 326,069.34 × 153,152.12
  4. Step 4: Simplify right side
    217,046.90x = 49,938,210,688.00
  5. Step 5: Solve for x
    x = 49,938,210,688.00/217,046.90
  6. Step 6: Final answer
    x = 230,080.28

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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.