Home / 152,288.12-228,017.46-118,436.60

Finding the Fourth Proportional to 152,288.12, 228,017.46 and 118,436.60

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Solution

The fourth proportional to 152,288.12, 228,017.46 and 118,436.60 is: 177,332.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,288.12 : 228,017.46 = 118,436.60 : x
  2. Step 2: Convert to fraction form
    152,288.12/228,017.46 = 118,436.60/x
  3. Step 3: Cross multiply
    152,288.12x = 228,017.46 × 118,436.60
  4. Step 4: Simplify right side
    152,288.12x = 27,005,612,703.04
  5. Step 5: Solve for x
    x = 27,005,612,703.04/152,288.12
  6. Step 6: Final answer
    x = 177,332.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.