Home / 84,349.18-116,397.30-46,621

Finding the Fourth Proportional to 84,349.18, 116,397.30 and 46,621

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Solution

The fourth proportional to 84,349.18, 116,397.30 and 46,621 is: 64,334.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,349.18 : 116,397.30 = 46,621 : x
  2. Step 2: Convert to fraction form
    84,349.18/116,397.30 = 46,621/x
  3. Step 3: Cross multiply
    84,349.18x = 116,397.30 × 46,621
  4. Step 4: Simplify right side
    84,349.18x = 5,426,558,523.30
  5. Step 5: Solve for x
    x = 5,426,558,523.30/84,349.18
  6. Step 6: Final answer
    x = 64,334.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.