Home / 219,010.60-302,233.98-118,408.60

Finding the Fourth Proportional to 219,010.60, 302,233.98 and 118,408.60

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Solution

The fourth proportional to 219,010.60, 302,233.98 and 118,408.60 is: 163,403.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,010.60 : 302,233.98 = 118,408.60 : x
  2. Step 2: Convert to fraction form
    219,010.60/302,233.98 = 118,408.60/x
  3. Step 3: Cross multiply
    219,010.60x = 302,233.98 × 118,408.60
  4. Step 4: Simplify right side
    219,010.60x = 35,787,102,444.23
  5. Step 5: Solve for x
    x = 35,787,102,444.23/219,010.60
  6. Step 6: Final answer
    x = 163,403.52

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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.