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Finding the Fourth Proportional to 235,385.66, 352,737.72 and 162,280.58

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Solution

The fourth proportional to 235,385.66, 352,737.72 and 162,280.58 is: 243,185.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,385.66 : 352,737.72 = 162,280.58 : x
  2. Step 2: Convert to fraction form
    235,385.66/352,737.72 = 162,280.58/x
  3. Step 3: Cross multiply
    235,385.66x = 352,737.72 × 162,280.58
  4. Step 4: Simplify right side
    235,385.66x = 57,242,482,009.94
  5. Step 5: Solve for x
    x = 57,242,482,009.94/235,385.66
  6. Step 6: Final answer
    x = 243,185.93

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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.