Home / 155,708.30-214,877.46-84,088.33

Finding the Fourth Proportional to 155,708.30, 214,877.46 and 84,088.33

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Solution

The fourth proportional to 155,708.30, 214,877.46 and 84,088.33 is: 116,041.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,708.30 : 214,877.46 = 84,088.33 : x
  2. Step 2: Convert to fraction form
    155,708.30/214,877.46 = 84,088.33/x
  3. Step 3: Cross multiply
    155,708.30x = 214,877.46 × 84,088.33
  4. Step 4: Simplify right side
    155,708.30x = 18,068,686,544.18
  5. Step 5: Solve for x
    x = 18,068,686,544.18/155,708.30
  6. Step 6: Final answer
    x = 116,041.90

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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.