Home / 314,946.52-472,170.30-157,093.72

Finding the Fourth Proportional to 314,946.52, 472,170.30 and 157,093.72

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Solution

The fourth proportional to 314,946.52, 472,170.30 and 157,093.72 is: 235,516.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,946.52 : 472,170.30 = 157,093.72 : x
  2. Step 2: Convert to fraction form
    314,946.52/472,170.30 = 157,093.72/x
  3. Step 3: Cross multiply
    314,946.52x = 472,170.30 × 157,093.72
  4. Step 4: Simplify right side
    314,946.52x = 74,174,988,900.52
  5. Step 5: Solve for x
    x = 74,174,988,900.52/314,946.52
  6. Step 6: Final answer
    x = 235,516.14

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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.