Home / 219,165.08-302,447.18-118,563

Finding the Fourth Proportional to 219,165.08, 302,447.18 and 118,563

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Solution

The fourth proportional to 219,165.08, 302,447.18 and 118,563 is: 163,616.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,165.08 : 302,447.18 = 118,563 : x
  2. Step 2: Convert to fraction form
    219,165.08/302,447.18 = 118,563/x
  3. Step 3: Cross multiply
    219,165.08x = 302,447.18 × 118,563
  4. Step 4: Simplify right side
    219,165.08x = 35,859,045,002.34
  5. Step 5: Solve for x
    x = 35,859,045,002.34/219,165.08
  6. Step 6: Final answer
    x = 163,616.60

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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.