Home / 172,209.10-237,651.42-94,688.02

Finding the Fourth Proportional to 172,209.10, 237,651.42 and 94,688.02

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Solution

The fourth proportional to 172,209.10, 237,651.42 and 94,688.02 is: 130,671.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,209.10 : 237,651.42 = 94,688.02 : x
  2. Step 2: Convert to fraction form
    172,209.10/237,651.42 = 94,688.02/x
  3. Step 3: Cross multiply
    172,209.10x = 237,651.42 × 94,688.02
  4. Step 4: Simplify right side
    172,209.10x = 22,502,742,409.99
  5. Step 5: Solve for x
    x = 22,502,742,409.99/172,209.10
  6. Step 6: Final answer
    x = 130,671.04

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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.