Home / 165,931.80-248,897.70-47,592.60

Finding the Fourth Proportional to 165,931.80, 248,897.70 and 47,592.60

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Solution

The fourth proportional to 165,931.80, 248,897.70 and 47,592.60 is: 71,388.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,931.80 : 248,897.70 = 47,592.60 : x
  2. Step 2: Convert to fraction form
    165,931.80/248,897.70 = 47,592.60/x
  3. Step 3: Cross multiply
    165,931.80x = 248,897.70 × 47,592.60
  4. Step 4: Simplify right side
    165,931.80x = 11,845,688,677.02
  5. Step 5: Solve for x
    x = 11,845,688,677.02/165,931.80
  6. Step 6: Final answer
    x = 71,388.90

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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.