Home / 219,005.04-302,226.32-118,403.04

Finding the Fourth Proportional to 219,005.04, 302,226.32 and 118,403.04

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Solution

The fourth proportional to 219,005.04, 302,226.32 and 118,403.04 is: 163,395.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,005.04 : 302,226.32 = 118,403.04 : x
  2. Step 2: Convert to fraction form
    219,005.04/302,226.32 = 118,403.04/x
  3. Step 3: Cross multiply
    219,005.04x = 302,226.32 × 118,403.04
  4. Step 4: Simplify right side
    219,005.04x = 35,784,515,056.01
  5. Step 5: Solve for x
    x = 35,784,515,056.01/219,005.04
  6. Step 6: Final answer
    x = 163,395.85

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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.