Home / 169,943.76-254,946.24-70,048.40

Finding the Fourth Proportional to 169,943.76, 254,946.24 and 70,048.40

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Solution

The fourth proportional to 169,943.76, 254,946.24 and 70,048.40 is: 105,085.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,943.76 : 254,946.24 = 70,048.40 : x
  2. Step 2: Convert to fraction form
    169,943.76/254,946.24 = 70,048.40/x
  3. Step 3: Cross multiply
    169,943.76x = 254,946.24 × 70,048.40
  4. Step 4: Simplify right side
    169,943.76x = 17,858,576,198.02
  5. Step 5: Solve for x
    x = 17,858,576,198.02/169,943.76
  6. Step 6: Final answer
    x = 105,085.21

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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.