Home / 180,272.42-248,774.34-99,698.21

Finding the Fourth Proportional to 180,272.42, 248,774.34 and 99,698.21

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Solution

The fourth proportional to 180,272.42, 248,774.34 and 99,698.21 is: 137,582.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,272.42 : 248,774.34 = 99,698.21 : x
  2. Step 2: Convert to fraction form
    180,272.42/248,774.34 = 99,698.21/x
  3. Step 3: Cross multiply
    180,272.42x = 248,774.34 × 99,698.21
  4. Step 4: Simplify right side
    180,272.42x = 24,802,354,774.19
  5. Step 5: Solve for x
    x = 24,802,354,774.19/180,272.42
  6. Step 6: Final answer
    x = 137,582.64

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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.