Home / 177,880.38-245,533.24-127,725.18

Finding the Fourth Proportional to 177,880.38, 245,533.24 and 127,725.18

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Solution

The fourth proportional to 177,880.38, 245,533.24 and 127,725.18 is: 176,302.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,880.38 : 245,533.24 = 127,725.18 : x
  2. Step 2: Convert to fraction form
    177,880.38/245,533.24 = 127,725.18/x
  3. Step 3: Cross multiply
    177,880.38x = 245,533.24 × 127,725.18
  4. Step 4: Simplify right side
    177,880.38x = 31,360,777,274.98
  5. Step 5: Solve for x
    x = 31,360,777,274.98/177,880.38
  6. Step 6: Final answer
    x = 176,302.62

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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.