Home / 125,220.08-187,903.83-46,389.26

Finding the Fourth Proportional to 125,220.08, 187,903.83 and 46,389.26

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Solution

The fourth proportional to 125,220.08, 187,903.83 and 46,389.26 is: 69,611.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,220.08 : 187,903.83 = 46,389.26 : x
  2. Step 2: Convert to fraction form
    125,220.08/187,903.83 = 46,389.26/x
  3. Step 3: Cross multiply
    125,220.08x = 187,903.83 × 46,389.26
  4. Step 4: Simplify right side
    125,220.08x = 8,716,720,268.59
  5. Step 5: Solve for x
    x = 8,716,720,268.59/125,220.08
  6. Step 6: Final answer
    x = 69,611.20

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1.5x scale

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.