Home / 210,057.24-315,225.96-108,948.49

Finding the Fourth Proportional to 210,057.24, 315,225.96 and 108,948.49

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Solution

The fourth proportional to 210,057.24, 315,225.96 and 108,948.49 is: 163,495.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,057.24 : 315,225.96 = 108,948.49 : x
  2. Step 2: Convert to fraction form
    210,057.24/315,225.96 = 108,948.49/x
  3. Step 3: Cross multiply
    210,057.24x = 315,225.96 × 108,948.49
  4. Step 4: Simplify right side
    210,057.24x = 34,343,391,562.74
  5. Step 5: Solve for x
    x = 34,343,391,562.74/210,057.24
  6. Step 6: Final answer
    x = 163,495.40

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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.