Home / 118,478.14-177,726.39-39,592.64

Finding the Fourth Proportional to 118,478.14, 177,726.39 and 39,592.64

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Solution

The fourth proportional to 118,478.14, 177,726.39 and 39,592.64 is: 59,392.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,478.14 : 177,726.39 = 39,592.64 : x
  2. Step 2: Convert to fraction form
    118,478.14/177,726.39 = 39,592.64/x
  3. Step 3: Cross multiply
    118,478.14x = 177,726.39 × 39,592.64
  4. Step 4: Simplify right side
    118,478.14x = 7,036,656,977.77
  5. Step 5: Solve for x
    x = 7,036,656,977.77/118,478.14
  6. Step 6: Final answer
    x = 59,392.03

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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.