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Finding the Fourth Proportional to 235,457.32, 325,025.22 and 144,850

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Solution

The fourth proportional to 235,457.32, 325,025.22 and 144,850 is: 199,950.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,457.32 : 325,025.22 = 144,850 : x
  2. Step 2: Convert to fraction form
    235,457.32/325,025.22 = 144,850/x
  3. Step 3: Cross multiply
    235,457.32x = 325,025.22 × 144,850
  4. Step 4: Simplify right side
    235,457.32x = 47,079,903,117.00
  5. Step 5: Solve for x
    x = 47,079,903,117.00/235,457.32
  6. Step 6: Final answer
    x = 199,950.90

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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.