Home / 124,970.24-187,528.62-46,139.42

Finding the Fourth Proportional to 124,970.24, 187,528.62 and 46,139.42

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Solution

The fourth proportional to 124,970.24, 187,528.62 and 46,139.42 is: 69,236.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,970.24 : 187,528.62 = 46,139.42 : x
  2. Step 2: Convert to fraction form
    124,970.24/187,528.62 = 46,139.42/x
  3. Step 3: Cross multiply
    124,970.24x = 187,528.62 × 46,139.42
  4. Step 4: Simplify right side
    124,970.24x = 8,652,461,760.20
  5. Step 5: Solve for x
    x = 8,652,461,760.20/124,970.24
  6. Step 6: Final answer
    x = 69,236.18

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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.