Home / 136,292.99-188,084.30-75,862.34

Finding the Fourth Proportional to 136,292.99, 188,084.30 and 75,862.34

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Solution

The fourth proportional to 136,292.99, 188,084.30 and 75,862.34 is: 104,690.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,292.99 : 188,084.30 = 75,862.34 : x
  2. Step 2: Convert to fraction form
    136,292.99/188,084.30 = 75,862.34/x
  3. Step 3: Cross multiply
    136,292.99x = 188,084.30 × 75,862.34
  4. Step 4: Simplify right side
    136,292.99x = 14,268,513,795.53
  5. Step 5: Solve for x
    x = 14,268,513,795.53/136,292.99
  6. Step 6: Final answer
    x = 104,690.01

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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.