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Finding the Fourth Proportional to 233,031.16, 348,743.56 and 143,014.12

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Solution

The fourth proportional to 233,031.16, 348,743.56 and 143,014.12 is: 214,028.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,031.16 : 348,743.56 = 143,014.12 : x
  2. Step 2: Convert to fraction form
    233,031.16/348,743.56 = 143,014.12/x
  3. Step 3: Cross multiply
    233,031.16x = 348,743.56 × 143,014.12
  4. Step 4: Simplify right side
    233,031.16x = 49,875,253,339.07
  5. Step 5: Solve for x
    x = 49,875,253,339.07/233,031.16
  6. Step 6: Final answer
    x = 214,028.26

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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.