Home / 202,180.44-278,953.02-130,563.48

Finding the Fourth Proportional to 202,180.44, 278,953.02 and 130,563.48

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Solution

The fourth proportional to 202,180.44, 278,953.02 and 130,563.48 is: 180,141.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,180.44 : 278,953.02 = 130,563.48 : x
  2. Step 2: Convert to fraction form
    202,180.44/278,953.02 = 130,563.48/x
  3. Step 3: Cross multiply
    202,180.44x = 278,953.02 × 130,563.48
  4. Step 4: Simplify right side
    202,180.44x = 36,421,077,047.71
  5. Step 5: Solve for x
    x = 36,421,077,047.71/202,180.44
  6. Step 6: Final answer
    x = 180,141.45

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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.