Home / 214,272.08-295,689.48-129,358.16

Finding the Fourth Proportional to 214,272.08, 295,689.48 and 129,358.16

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Solution

The fourth proportional to 214,272.08, 295,689.48 and 129,358.16 is: 178,510.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,272.08 : 295,689.48 = 129,358.16 : x
  2. Step 2: Convert to fraction form
    214,272.08/295,689.48 = 129,358.16/x
  3. Step 3: Cross multiply
    214,272.08x = 295,689.48 × 129,358.16
  4. Step 4: Simplify right side
    214,272.08x = 38,249,847,064.16
  5. Step 5: Solve for x
    x = 38,249,847,064.16/214,272.08
  6. Step 6: Final answer
    x = 178,510.64

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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.