Home / 314,941.35-472,273.50-115,209.93

Finding the Fourth Proportional to 314,941.35, 472,273.50 and 115,209.93

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Solution

The fourth proportional to 314,941.35, 472,273.50 and 115,209.93 is: 172,764.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,941.35 : 472,273.50 = 115,209.93 : x
  2. Step 2: Convert to fraction form
    314,941.35/472,273.50 = 115,209.93/x
  3. Step 3: Cross multiply
    314,941.35x = 472,273.50 × 115,209.93
  4. Step 4: Simplify right side
    314,941.35x = 54,410,596,875.86
  5. Step 5: Solve for x
    x = 54,410,596,875.86/314,941.35
  6. Step 6: Final answer
    x = 172,764.22

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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.