Home / 84,430.91-116,515.58-46,189.64

Finding the Fourth Proportional to 84,430.91, 116,515.58 and 46,189.64

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Solution

The fourth proportional to 84,430.91, 116,515.58 and 46,189.64 is: 63,742.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,430.91 : 116,515.58 = 46,189.64 : x
  2. Step 2: Convert to fraction form
    84,430.91/116,515.58 = 46,189.64/x
  3. Step 3: Cross multiply
    84,430.91x = 116,515.58 × 46,189.64
  4. Step 4: Simplify right side
    84,430.91x = 5,381,812,463.64
  5. Step 5: Solve for x
    x = 5,381,812,463.64/84,430.91
  6. Step 6: Final answer
    x = 63,742.21

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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.