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Finding the Fourth Proportional to 219,457.70, 329,089.35 and 101,068.10

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Solution

The fourth proportional to 219,457.70, 329,089.35 and 101,068.10 is: 151,557.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,457.70 : 329,089.35 = 101,068.10 : x
  2. Step 2: Convert to fraction form
    219,457.70/329,089.35 = 101,068.10/x
  3. Step 3: Cross multiply
    219,457.70x = 329,089.35 × 101,068.10
  4. Step 4: Simplify right side
    219,457.70x = 33,260,435,334.74
  5. Step 5: Solve for x
    x = 33,260,435,334.74/219,457.70
  6. Step 6: Final answer
    x = 151,557.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.