Home / 314,642.05-472,031.43-114,962.13

Finding the Fourth Proportional to 314,642.05, 472,031.43 and 114,962.13

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Solution

The fourth proportional to 314,642.05, 472,031.43 and 114,962.13 is: 172,468.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,642.05 : 472,031.43 = 114,962.13 : x
  2. Step 2: Convert to fraction form
    314,642.05/472,031.43 = 114,962.13/x
  3. Step 3: Cross multiply
    314,642.05x = 472,031.43 × 114,962.13
  4. Step 4: Simplify right side
    314,642.05x = 54,265,738,619.75
  5. Step 5: Solve for x
    x = 54,265,738,619.75/314,642.05
  6. Step 6: Final answer
    x = 172,468.17

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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.