Home / 219,019.58-302,246.96-123,526.08

Finding the Fourth Proportional to 219,019.58, 302,246.96 and 123,526.08

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Solution

The fourth proportional to 219,019.58, 302,246.96 and 123,526.08 is: 170,465.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,019.58 : 302,246.96 = 123,526.08 : x
  2. Step 2: Convert to fraction form
    219,019.58/302,246.96 = 123,526.08/x
  3. Step 3: Cross multiply
    219,019.58x = 302,246.96 × 123,526.08
  4. Step 4: Simplify right side
    219,019.58x = 37,335,382,160.72
  5. Step 5: Solve for x
    x = 37,335,382,160.72/219,019.58
  6. Step 6: Final answer
    x = 170,465.96

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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.