Home / 84,147.26-116,121.34-46,421.50

Finding the Fourth Proportional to 84,147.26, 116,121.34 and 46,421.50

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Solution

The fourth proportional to 84,147.26, 116,121.34 and 46,421.50 is: 64,060.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,147.26 : 116,121.34 = 46,421.50 : x
  2. Step 2: Convert to fraction form
    84,147.26/116,121.34 = 46,421.50/x
  3. Step 3: Cross multiply
    84,147.26x = 116,121.34 × 46,421.50
  4. Step 4: Simplify right side
    84,147.26x = 5,390,526,784.81
  5. Step 5: Solve for x
    x = 5,390,526,784.81/84,147.26
  6. Step 6: Final answer
    x = 64,060.63

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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.