Home / 84,505.05-116,616.81-46,779.30

Finding the Fourth Proportional to 84,505.05, 116,616.81 and 46,779.30

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Solution

The fourth proportional to 84,505.05, 116,616.81 and 46,779.30 is: 64,555.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,505.05 : 116,616.81 = 46,779.30 : x
  2. Step 2: Convert to fraction form
    84,505.05/116,616.81 = 46,779.30/x
  3. Step 3: Cross multiply
    84,505.05x = 116,616.81 × 46,779.30
  4. Step 4: Simplify right side
    84,505.05x = 5,455,252,740.03
  5. Step 5: Solve for x
    x = 5,455,252,740.03/84,505.05
  6. Step 6: Final answer
    x = 64,555.35

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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.