Home / 219,404.48-302,778.40-118,802.24

Finding the Fourth Proportional to 219,404.48, 302,778.40 and 118,802.24

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Solution

The fourth proportional to 219,404.48, 302,778.40 and 118,802.24 is: 163,947.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,404.48 : 302,778.40 = 118,802.24 : x
  2. Step 2: Convert to fraction form
    219,404.48/302,778.40 = 118,802.24/x
  3. Step 3: Cross multiply
    219,404.48x = 302,778.40 × 118,802.24
  4. Step 4: Simplify right side
    219,404.48x = 35,970,752,143.62
  5. Step 5: Solve for x
    x = 35,970,752,143.62/219,404.48
  6. Step 6: Final answer
    x = 163,947.21

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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.