Home / 145,339.92-217,725.57-95,267.21

Finding the Fourth Proportional to 145,339.92, 217,725.57 and 95,267.21

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Solution

The fourth proportional to 145,339.92, 217,725.57 and 95,267.21 is: 142,714.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,339.92 : 217,725.57 = 95,267.21 : x
  2. Step 2: Convert to fraction form
    145,339.92/217,725.57 = 95,267.21/x
  3. Step 3: Cross multiply
    145,339.92x = 217,725.57 × 95,267.21
  4. Step 4: Simplify right side
    145,339.92x = 20,742,106,510.93
  5. Step 5: Solve for x
    x = 20,742,106,510.93/145,339.92
  6. Step 6: Final answer
    x = 142,714.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.