Home / 125,210.77-187,733.11-40,941.40

Finding the Fourth Proportional to 125,210.77, 187,733.11 and 40,941.40

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Solution

The fourth proportional to 125,210.77, 187,733.11 and 40,941.40 is: 61,384.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,210.77 : 187,733.11 = 40,941.40 : x
  2. Step 2: Convert to fraction form
    125,210.77/187,733.11 = 40,941.40/x
  3. Step 3: Cross multiply
    125,210.77x = 187,733.11 × 40,941.40
  4. Step 4: Simplify right side
    125,210.77x = 7,686,056,349.75
  5. Step 5: Solve for x
    x = 7,686,056,349.75/125,210.77
  6. Step 6: Final answer
    x = 61,384.95

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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.