Home / 84,590.18-116,729.39-46,861.70

Finding the Fourth Proportional to 84,590.18, 116,729.39 and 46,861.70

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Solution

The fourth proportional to 84,590.18, 116,729.39 and 46,861.70 is: 64,666.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,590.18 : 116,729.39 = 46,861.70 : x
  2. Step 2: Convert to fraction form
    84,590.18/116,729.39 = 46,861.70/x
  3. Step 3: Cross multiply
    84,590.18x = 116,729.39 × 46,861.70
  4. Step 4: Simplify right side
    84,590.18x = 5,470,137,655.36
  5. Step 5: Solve for x
    x = 5,470,137,655.36/84,590.18
  6. Step 6: Final answer
    x = 64,666.34

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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.