Home / 155,119.10-214,084.51-94,677.18

Finding the Fourth Proportional to 155,119.10, 214,084.51 and 94,677.18

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Solution

The fourth proportional to 155,119.10, 214,084.51 and 94,677.18 is: 130,666.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,119.10 : 214,084.51 = 94,677.18 : x
  2. Step 2: Convert to fraction form
    155,119.10/214,084.51 = 94,677.18/x
  3. Step 3: Cross multiply
    155,119.10x = 214,084.51 × 94,677.18
  4. Step 4: Simplify right side
    155,119.10x = 20,268,917,688.48
  5. Step 5: Solve for x
    x = 20,268,917,688.48/155,119.10
  6. Step 6: Final answer
    x = 130,666.81

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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.