Home / 124,127.09-186,044.83-57,426.32

Finding the Fourth Proportional to 124,127.09, 186,044.83 and 57,426.32

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Solution

The fourth proportional to 124,127.09, 186,044.83 and 57,426.32 is: 86,072.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,127.09 : 186,044.83 = 57,426.32 : x
  2. Step 2: Convert to fraction form
    124,127.09/186,044.83 = 57,426.32/x
  3. Step 3: Cross multiply
    124,127.09x = 186,044.83 × 57,426.32
  4. Step 4: Simplify right side
    124,127.09x = 10,683,869,941.93
  5. Step 5: Solve for x
    x = 10,683,869,941.93/124,127.09
  6. Step 6: Final answer
    x = 86,072.02

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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.