Home / 125,009.48-187,463.78-46,106.16

Finding the Fourth Proportional to 125,009.48, 187,463.78 and 46,106.16

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Solution

The fourth proportional to 125,009.48, 187,463.78 and 46,106.16 is: 69,140.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,009.48 : 187,463.78 = 46,106.16 : x
  2. Step 2: Convert to fraction form
    125,009.48/187,463.78 = 46,106.16/x
  3. Step 3: Cross multiply
    125,009.48x = 187,463.78 × 46,106.16
  4. Step 4: Simplify right side
    125,009.48x = 8,643,235,034.88
  5. Step 5: Solve for x
    x = 8,643,235,034.88/125,009.48
  6. Step 6: Final answer
    x = 69,140.64

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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.