Home / 237,719.49-328,004.41-140,880.66

Finding the Fourth Proportional to 237,719.49, 328,004.41 and 140,880.66

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Solution

The fourth proportional to 237,719.49, 328,004.41 and 140,880.66 is: 194,386.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,719.49 : 328,004.41 = 140,880.66 : x
  2. Step 2: Convert to fraction form
    237,719.49/328,004.41 = 140,880.66/x
  3. Step 3: Cross multiply
    237,719.49x = 328,004.41 × 140,880.66
  4. Step 4: Simplify right side
    237,719.49x = 46,209,477,763.71
  5. Step 5: Solve for x
    x = 46,209,477,763.71/237,719.49
  6. Step 6: Final answer
    x = 194,386.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.