Home / 84,142.84-116,117.50-46,417.08

Finding the Fourth Proportional to 84,142.84, 116,117.50 and 46,417.08

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Solution

The fourth proportional to 84,142.84, 116,117.50 and 46,417.08 is: 64,055.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,142.84 : 116,117.50 = 46,417.08 : x
  2. Step 2: Convert to fraction form
    84,142.84/116,117.50 = 46,417.08/x
  3. Step 3: Cross multiply
    84,142.84x = 116,117.50 × 46,417.08
  4. Step 4: Simplify right side
    84,142.84x = 5,389,835,286.90
  5. Step 5: Solve for x
    x = 5,389,835,286.90/84,142.84
  6. Step 6: Final answer
    x = 64,055.78

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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.