Home / 180,848.08-249,622.32-109,216

Finding the Fourth Proportional to 180,848.08, 249,622.32 and 109,216

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Solution

The fourth proportional to 180,848.08, 249,622.32 and 109,216 is: 150,749.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,848.08 : 249,622.32 = 109,216 : x
  2. Step 2: Convert to fraction form
    180,848.08/249,622.32 = 109,216/x
  3. Step 3: Cross multiply
    180,848.08x = 249,622.32 × 109,216
  4. Step 4: Simplify right side
    180,848.08x = 27,262,751,301.12
  5. Step 5: Solve for x
    x = 27,262,751,301.12/180,848.08
  6. Step 6: Final answer
    x = 150,749.46

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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.