Home / 124,133.40-186,200.10-49,271.40

Finding the Fourth Proportional to 124,133.40, 186,200.10 and 49,271.40

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Solution

The fourth proportional to 124,133.40, 186,200.10 and 49,271.40 is: 73,907.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,133.40 : 186,200.10 = 49,271.40 : x
  2. Step 2: Convert to fraction form
    124,133.40/186,200.10 = 49,271.40/x
  3. Step 3: Cross multiply
    124,133.40x = 186,200.10 × 49,271.40
  4. Step 4: Simplify right side
    124,133.40x = 9,174,339,607.14
  5. Step 5: Solve for x
    x = 9,174,339,607.14/124,133.40
  6. Step 6: Final answer
    x = 73,907.10

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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.