Home / 284,159.08-392,152.26-163,339.24

Finding the Fourth Proportional to 284,159.08, 392,152.26 and 163,339.24

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Solution

The fourth proportional to 284,159.08, 392,152.26 and 163,339.24 is: 225,415.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,159.08 : 392,152.26 = 163,339.24 : x
  2. Step 2: Convert to fraction form
    284,159.08/392,152.26 = 163,339.24/x
  3. Step 3: Cross multiply
    284,159.08x = 392,152.26 × 163,339.24
  4. Step 4: Simplify right side
    284,159.08x = 64,053,852,112.68
  5. Step 5: Solve for x
    x = 64,053,852,112.68/284,159.08
  6. Step 6: Final answer
    x = 225,415.47

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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.