Home / 219,560.04-302,990.22-133,490.52

Finding the Fourth Proportional to 219,560.04, 302,990.22 and 133,490.52

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Solution

The fourth proportional to 219,560.04, 302,990.22 and 133,490.52 is: 184,215.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,560.04 : 302,990.22 = 133,490.52 : x
  2. Step 2: Convert to fraction form
    219,560.04/302,990.22 = 133,490.52/x
  3. Step 3: Cross multiply
    219,560.04x = 302,990.22 × 133,490.52
  4. Step 4: Simplify right side
    219,560.04x = 40,446,322,022.71
  5. Step 5: Solve for x
    x = 40,446,322,022.71/219,560.04
  6. Step 6: Final answer
    x = 184,215.32

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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.