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Finding the Fourth Proportional to 84,418.88, 116,501.10 and 46,693.40

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Solution

The fourth proportional to 84,418.88, 116,501.10 and 46,693.40 is: 64,438.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,418.88 : 116,501.10 = 46,693.40 : x
  2. Step 2: Convert to fraction form
    84,418.88/116,501.10 = 46,693.40/x
  3. Step 3: Cross multiply
    84,418.88x = 116,501.10 × 46,693.40
  4. Step 4: Simplify right side
    84,418.88x = 5,439,832,462.74
  5. Step 5: Solve for x
    x = 5,439,832,462.74/84,418.88
  6. Step 6: Final answer
    x = 64,438.58

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1.5x scale

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.