Home / 130,443.39-195,666.12-46,203.90

Finding the Fourth Proportional to 130,443.39, 195,666.12 and 46,203.90

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Solution

The fourth proportional to 130,443.39, 195,666.12 and 46,203.90 is: 69,306.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,443.39 : 195,666.12 = 46,203.90 : x
  2. Step 2: Convert to fraction form
    130,443.39/195,666.12 = 46,203.90/x
  3. Step 3: Cross multiply
    130,443.39x = 195,666.12 × 46,203.90
  4. Step 4: Simplify right side
    130,443.39x = 9,040,537,841.87
  5. Step 5: Solve for x
    x = 9,040,537,841.87/130,443.39
  6. Step 6: Final answer
    x = 69,306.22

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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.