Home / 219,518.24-302,936.10-118,916.24

Finding the Fourth Proportional to 219,518.24, 302,936.10 and 118,916.24

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Solution

The fourth proportional to 219,518.24, 302,936.10 and 118,916.24 is: 164,104.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,518.24 : 302,936.10 = 118,916.24 : x
  2. Step 2: Convert to fraction form
    219,518.24/302,936.10 = 118,916.24/x
  3. Step 3: Cross multiply
    219,518.24x = 302,936.10 × 118,916.24
  4. Step 4: Simplify right side
    219,518.24x = 36,024,021,972.26
  5. Step 5: Solve for x
    x = 36,024,021,972.26/219,518.24
  6. Step 6: Final answer
    x = 164,104.91

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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.