Home / 219,346.16-302,723.07-133,309.58

Finding the Fourth Proportional to 219,346.16, 302,723.07 and 133,309.58

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Solution

The fourth proportional to 219,346.16, 302,723.07 and 133,309.58 is: 183,982.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,346.16 : 302,723.07 = 133,309.58 : x
  2. Step 2: Convert to fraction form
    219,346.16/302,723.07 = 133,309.58/x
  3. Step 3: Cross multiply
    219,346.16x = 302,723.07 × 133,309.58
  4. Step 4: Simplify right side
    219,346.16x = 40,355,885,318.01
  5. Step 5: Solve for x
    x = 40,355,885,318.01/219,346.16
  6. Step 6: Final answer
    x = 183,982.64

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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.