Home / 171,479.76-236,120.58-152,080.80

Finding the Fourth Proportional to 171,479.76, 236,120.58 and 152,080.80

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Solution

The fourth proportional to 171,479.76, 236,120.58 and 152,080.80 is: 209,409.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,479.76 : 236,120.58 = 152,080.80 : x
  2. Step 2: Convert to fraction form
    171,479.76/236,120.58 = 152,080.80/x
  3. Step 3: Cross multiply
    171,479.76x = 236,120.58 × 152,080.80
  4. Step 4: Simplify right side
    171,479.76x = 35,909,406,702.86
  5. Step 5: Solve for x
    x = 35,909,406,702.86/171,479.76
  6. Step 6: Final answer
    x = 209,409.01

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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.