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Finding the Fourth Proportional to 84,666.57, 116,845.08 and 46,940.82

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Solution

The fourth proportional to 84,666.57, 116,845.08 and 46,940.82 is: 64,781.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,666.57 : 116,845.08 = 46,940.82 : x
  2. Step 2: Convert to fraction form
    84,666.57/116,845.08 = 46,940.82/x
  3. Step 3: Cross multiply
    84,666.57x = 116,845.08 × 46,940.82
  4. Step 4: Simplify right side
    84,666.57x = 5,484,803,868.17
  5. Step 5: Solve for x
    x = 5,484,803,868.17/84,666.57
  6. Step 6: Final answer
    x = 64,781.22

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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.