Home / 153,799.32-212,162.22-125,151.24

Finding the Fourth Proportional to 153,799.32, 212,162.22 and 125,151.24

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Solution

The fourth proportional to 153,799.32, 212,162.22 and 125,151.24 is: 172,642.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,799.32 : 212,162.22 = 125,151.24 : x
  2. Step 2: Convert to fraction form
    153,799.32/212,162.22 = 125,151.24/x
  3. Step 3: Cross multiply
    153,799.32x = 212,162.22 × 125,151.24
  4. Step 4: Simplify right side
    153,799.32x = 26,552,364,914.15
  5. Step 5: Solve for x
    x = 26,552,364,914.15/153,799.32
  6. Step 6: Final answer
    x = 172,642.93

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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.