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Finding the Fourth Proportional to 84,242.60, 116,259.51 and 46,005.70

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Solution

The fourth proportional to 84,242.60, 116,259.51 and 46,005.70 is: 63,490.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,242.60 : 116,259.51 = 46,005.70 : x
  2. Step 2: Convert to fraction form
    84,242.60/116,259.51 = 46,005.70/x
  3. Step 3: Cross multiply
    84,242.60x = 116,259.51 × 46,005.70
  4. Step 4: Simplify right side
    84,242.60x = 5,348,600,139.21
  5. Step 5: Solve for x
    x = 5,348,600,139.21/84,242.60
  6. Step 6: Final answer
    x = 63,490.44

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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.