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Finding the Fourth Proportional to 84,553.02, 116,679 and 46,312.74

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Solution

The fourth proportional to 84,553.02, 116,679 and 46,312.74 is: 63,909.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,553.02 : 116,679 = 46,312.74 : x
  2. Step 2: Convert to fraction form
    84,553.02/116,679 = 46,312.74/x
  3. Step 3: Cross multiply
    84,553.02x = 116,679 × 46,312.74
  4. Step 4: Simplify right side
    84,553.02x = 5,403,724,190.46
  5. Step 5: Solve for x
    x = 5,403,724,190.46/84,553.02
  6. Step 6: Final answer
    x = 63,909.30

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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.