Home / 180,700.06-249,369.69-105,253.42

Finding the Fourth Proportional to 180,700.06, 249,369.69 and 105,253.42

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Solution

The fourth proportional to 180,700.06, 249,369.69 and 105,253.42 is: 145,251.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,700.06 : 249,369.69 = 105,253.42 : x
  2. Step 2: Convert to fraction form
    180,700.06/249,369.69 = 105,253.42/x
  3. Step 3: Cross multiply
    180,700.06x = 249,369.69 × 105,253.42
  4. Step 4: Simplify right side
    180,700.06x = 26,247,012,716.84
  5. Step 5: Solve for x
    x = 26,247,012,716.84/180,700.06
  6. Step 6: Final answer
    x = 145,251.82

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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.