Home / 84,457.40-116,549.64-46,731.64

Finding the Fourth Proportional to 84,457.40, 116,549.64 and 46,731.64

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Solution

The fourth proportional to 84,457.40, 116,549.64 and 46,731.64 is: 64,488.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,457.40 : 116,549.64 = 46,731.64 : x
  2. Step 2: Convert to fraction form
    84,457.40/116,549.64 = 46,731.64/x
  3. Step 3: Cross multiply
    84,457.40x = 116,549.64 × 46,731.64
  4. Step 4: Simplify right side
    84,457.40x = 5,446,555,818.61
  5. Step 5: Solve for x
    x = 5,446,555,818.61/84,457.40
  6. Step 6: Final answer
    x = 64,488.79

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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.