Home / 180,574.94-249,234.89-120,148.13

Finding the Fourth Proportional to 180,574.94, 249,234.89 and 120,148.13

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Solution

The fourth proportional to 180,574.94, 249,234.89 and 120,148.13 is: 165,832.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,574.94 : 249,234.89 = 120,148.13 : x
  2. Step 2: Convert to fraction form
    180,574.94/249,234.89 = 120,148.13/x
  3. Step 3: Cross multiply
    180,574.94x = 249,234.89 × 120,148.13
  4. Step 4: Simplify right side
    180,574.94x = 29,945,104,117.34
  5. Step 5: Solve for x
    x = 29,945,104,117.34/180,574.94
  6. Step 6: Final answer
    x = 165,832.01

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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.