Home / 92,430.87-127,556.01-52,145.43

Finding the Fourth Proportional to 92,430.87, 127,556.01 and 52,145.43

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Solution

The fourth proportional to 92,430.87, 127,556.01 and 52,145.43 is: 71,961.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,430.87 : 127,556.01 = 52,145.43 : x
  2. Step 2: Convert to fraction form
    92,430.87/127,556.01 = 52,145.43/x
  3. Step 3: Cross multiply
    92,430.87x = 127,556.01 × 52,145.43
  4. Step 4: Simplify right side
    92,430.87x = 6,651,462,990.53
  5. Step 5: Solve for x
    x = 6,651,462,990.53/92,430.87
  6. Step 6: Final answer
    x = 71,961.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.