Home / 84,288.19-116,319.98-50,316.39

Finding the Fourth Proportional to 84,288.19, 116,319.98 and 50,316.39

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Solution

The fourth proportional to 84,288.19, 116,319.98 and 50,316.39 is: 69,437.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,288.19 : 116,319.98 = 50,316.39 : x
  2. Step 2: Convert to fraction form
    84,288.19/116,319.98 = 50,316.39/x
  3. Step 3: Cross multiply
    84,288.19x = 116,319.98 × 50,316.39
  4. Step 4: Simplify right side
    84,288.19x = 5,852,801,462.75
  5. Step 5: Solve for x
    x = 5,852,801,462.75/84,288.19
  6. Step 6: Final answer
    x = 69,437.98

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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.