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Finding the Fourth Proportional to 160,673.46, 239,573.70 and 156,259.50

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Solution

The fourth proportional to 160,673.46, 239,573.70 and 156,259.50 is: 232,992.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,673.46 : 239,573.70 = 156,259.50 : x
  2. Step 2: Convert to fraction form
    160,673.46/239,573.70 = 156,259.50/x
  3. Step 3: Cross multiply
    160,673.46x = 239,573.70 × 156,259.50
  4. Step 4: Simplify right side
    160,673.46x = 37,435,666,575.15
  5. Step 5: Solve for x
    x = 37,435,666,575.15/160,673.46
  6. Step 6: Final answer
    x = 232,992.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.