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Finding the Fourth Proportional to 84,365.54, 116,426.87 and 46,642.22

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Solution

The fourth proportional to 84,365.54, 116,426.87 and 46,642.22 is: 64,367.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,365.54 : 116,426.87 = 46,642.22 : x
  2. Step 2: Convert to fraction form
    84,365.54/116,426.87 = 46,642.22/x
  3. Step 3: Cross multiply
    84,365.54x = 116,426.87 × 46,642.22
  4. Step 4: Simplify right side
    84,365.54x = 5,430,406,869.11
  5. Step 5: Solve for x
    x = 5,430,406,869.11/84,365.54
  6. Step 6: Final answer
    x = 64,367.60

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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.