Home / 124,424.34-186,756.75-117,681.06

Finding the Fourth Proportional to 124,424.34, 186,756.75 and 117,681.06

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Solution

The fourth proportional to 124,424.34, 186,756.75 and 117,681.06 is: 176,635.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,424.34 : 186,756.75 = 117,681.06 : x
  2. Step 2: Convert to fraction form
    124,424.34/186,756.75 = 117,681.06/x
  3. Step 3: Cross multiply
    124,424.34x = 186,756.75 × 117,681.06
  4. Step 4: Simplify right side
    124,424.34x = 21,977,732,302.16
  5. Step 5: Solve for x
    x = 21,977,732,302.16/124,424.34
  6. Step 6: Final answer
    x = 176,635.31

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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.