Home / 180,751.28-249,436.79-100,184.00

Finding the Fourth Proportional to 180,751.28, 249,436.79 and 100,184.00

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Solution

The fourth proportional to 180,751.28, 249,436.79 and 100,184.00 is: 138,253.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,751.28 : 249,436.79 = 100,184.00 : x
  2. Step 2: Convert to fraction form
    180,751.28/249,436.79 = 100,184.00/x
  3. Step 3: Cross multiply
    180,751.28x = 249,436.79 × 100,184.00
  4. Step 4: Simplify right side
    180,751.28x = 24,989,573,621.26
  5. Step 5: Solve for x
    x = 24,989,573,621.26/180,751.28
  6. Step 6: Final answer
    x = 138,253.93

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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.