Home / 127,541.58-191,048.85-74,792.22

Finding the Fourth Proportional to 127,541.58, 191,048.85 and 74,792.22

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Solution

The fourth proportional to 127,541.58, 191,048.85 and 74,792.22 is: 112,033.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,541.58 : 191,048.85 = 74,792.22 : x
  2. Step 2: Convert to fraction form
    127,541.58/191,048.85 = 74,792.22/x
  3. Step 3: Cross multiply
    127,541.58x = 191,048.85 × 74,792.22
  4. Step 4: Simplify right side
    127,541.58x = 14,288,967,619.95
  5. Step 5: Solve for x
    x = 14,288,967,619.95/127,541.58
  6. Step 6: Final answer
    x = 112,033.80

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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.