Home / 180,767.34-249,465.42-109,133.46

Finding the Fourth Proportional to 180,767.34, 249,465.42 and 109,133.46

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Solution

The fourth proportional to 180,767.34, 249,465.42 and 109,133.46 is: 150,608.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,767.34 : 249,465.42 = 109,133.46 : x
  2. Step 2: Convert to fraction form
    180,767.34/249,465.42 = 109,133.46/x
  3. Step 3: Cross multiply
    180,767.34x = 249,465.42 × 109,133.46
  4. Step 4: Simplify right side
    180,767.34x = 27,225,024,434.95
  5. Step 5: Solve for x
    x = 27,225,024,434.95/180,767.34
  6. Step 6: Final answer
    x = 150,608.09

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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.