Home / 219,264.90-302,585.55-118,662.90

Finding the Fourth Proportional to 219,264.90, 302,585.55 and 118,662.90

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Solution

The fourth proportional to 219,264.90, 302,585.55 and 118,662.90 is: 163,754.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,264.90 : 302,585.55 = 118,662.90 : x
  2. Step 2: Convert to fraction form
    219,264.90/302,585.55 = 118,662.90/x
  3. Step 3: Cross multiply
    219,264.90x = 302,585.55 × 118,662.90
  4. Step 4: Simplify right side
    219,264.90x = 35,905,678,861.10
  5. Step 5: Solve for x
    x = 35,905,678,861.10/219,264.90
  6. Step 6: Final answer
    x = 163,754.80

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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.