Home / 180,718.02-249,309.09-109,075.14

Finding the Fourth Proportional to 180,718.02, 249,309.09 and 109,075.14

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Solution

The fourth proportional to 180,718.02, 249,309.09 and 109,075.14 is: 150,474.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,718.02 : 249,309.09 = 109,075.14 : x
  2. Step 2: Convert to fraction form
    180,718.02/249,309.09 = 109,075.14/x
  3. Step 3: Cross multiply
    180,718.02x = 249,309.09 × 109,075.14
  4. Step 4: Simplify right side
    180,718.02x = 27,193,423,895.02
  5. Step 5: Solve for x
    x = 27,193,423,895.02/180,718.02
  6. Step 6: Final answer
    x = 150,474.34

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1.5x scale

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.