Home / 219,020.24-302,247.51-123,526.64

Finding the Fourth Proportional to 219,020.24, 302,247.51 and 123,526.64

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Solution

The fourth proportional to 219,020.24, 302,247.51 and 123,526.64 is: 170,466.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,020.24 : 302,247.51 = 123,526.64 : x
  2. Step 2: Convert to fraction form
    219,020.24/302,247.51 = 123,526.64/x
  3. Step 3: Cross multiply
    219,020.24x = 302,247.51 × 123,526.64
  4. Step 4: Simplify right side
    219,020.24x = 37,335,619,358.67
  5. Step 5: Solve for x
    x = 37,335,619,358.67/219,020.24
  6. Step 6: Final answer
    x = 170,466.53

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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.