Home / 142,895.16-214,342.79-52,968.79

Finding the Fourth Proportional to 142,895.16, 214,342.79 and 52,968.79

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Solution

The fourth proportional to 142,895.16, 214,342.79 and 52,968.79 is: 79,453.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,895.16 : 214,342.79 = 52,968.79 : x
  2. Step 2: Convert to fraction form
    142,895.16/214,342.79 = 52,968.79/x
  3. Step 3: Cross multiply
    142,895.16x = 214,342.79 × 52,968.79
  4. Step 4: Simplify right side
    142,895.16x = 11,353,478,231.52
  5. Step 5: Solve for x
    x = 11,353,478,231.52/142,895.16
  6. Step 6: Final answer
    x = 79,453.20

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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.