Home / 210,156.58-315,552.21-167,911.18

Finding the Fourth Proportional to 210,156.58, 315,552.21 and 167,911.18

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Solution

The fourth proportional to 210,156.58, 315,552.21 and 167,911.18 is: 252,120.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,156.58 : 315,552.21 = 167,911.18 : x
  2. Step 2: Convert to fraction form
    210,156.58/315,552.21 = 167,911.18/x
  3. Step 3: Cross multiply
    210,156.58x = 315,552.21 × 167,911.18
  4. Step 4: Simplify right side
    210,156.58x = 52,984,742,514.16
  5. Step 5: Solve for x
    x = 52,984,742,514.16/210,156.58
  6. Step 6: Final answer
    x = 252,120.32

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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.