Home / 156,975.65-235,526.46-57,142.74

Finding the Fourth Proportional to 156,975.65, 235,526.46 and 57,142.74

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Solution

The fourth proportional to 156,975.65, 235,526.46 and 57,142.74 is: 85,737.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,975.65 : 235,526.46 = 57,142.74 : x
  2. Step 2: Convert to fraction form
    156,975.65/235,526.46 = 57,142.74/x
  3. Step 3: Cross multiply
    156,975.65x = 235,526.46 × 57,142.74
  4. Step 4: Simplify right side
    156,975.65x = 13,458,627,935.84
  5. Step 5: Solve for x
    x = 13,458,627,935.84/156,975.65
  6. Step 6: Final answer
    x = 85,737.04

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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.