Home / 124,312.13-186,468.20-41,206.13

Finding the Fourth Proportional to 124,312.13, 186,468.20 and 41,206.13

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Solution

The fourth proportional to 124,312.13, 186,468.20 and 41,206.13 is: 61,809.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,312.13 : 186,468.20 = 41,206.13 : x
  2. Step 2: Convert to fraction form
    124,312.13/186,468.20 = 41,206.13/x
  3. Step 3: Cross multiply
    124,312.13x = 186,468.20 × 41,206.13
  4. Step 4: Simplify right side
    124,312.13x = 7,683,631,751.69
  5. Step 5: Solve for x
    x = 7,683,631,751.69/124,312.13
  6. Step 6: Final answer
    x = 61,809.19

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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.