Home / 219,313.02-302,652.96-118,711.02

Finding the Fourth Proportional to 219,313.02, 302,652.96 and 118,711.02

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Solution

The fourth proportional to 219,313.02, 302,652.96 and 118,711.02 is: 163,821.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,313.02 : 302,652.96 = 118,711.02 : x
  2. Step 2: Convert to fraction form
    219,313.02/302,652.96 = 118,711.02/x
  3. Step 3: Cross multiply
    219,313.02x = 302,652.96 × 118,711.02
  4. Step 4: Simplify right side
    219,313.02x = 35,928,241,587.62
  5. Step 5: Solve for x
    x = 35,928,241,587.62/219,313.02
  6. Step 6: Final answer
    x = 163,821.74

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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.