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Finding the Fourth Proportional to 228,240.58, 342,441.90 and 101,869.32

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Solution

The fourth proportional to 228,240.58, 342,441.90 and 101,869.32 is: 152,840.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,240.58 : 342,441.90 = 101,869.32 : x
  2. Step 2: Convert to fraction form
    228,240.58/342,441.90 = 101,869.32/x
  3. Step 3: Cross multiply
    228,240.58x = 342,441.90 × 101,869.32
  4. Step 4: Simplify right side
    228,240.58x = 34,884,323,492.51
  5. Step 5: Solve for x
    x = 34,884,323,492.51/228,240.58
  6. Step 6: Final answer
    x = 152,840.15

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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.