Home / 180,921.79-249,785.33-116,503.10

Finding the Fourth Proportional to 180,921.79, 249,785.33 and 116,503.10

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Solution

The fourth proportional to 180,921.79, 249,785.33 and 116,503.10 is: 160,847.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,921.79 : 249,785.33 = 116,503.10 : x
  2. Step 2: Convert to fraction form
    180,921.79/249,785.33 = 116,503.10/x
  3. Step 3: Cross multiply
    180,921.79x = 249,785.33 × 116,503.10
  4. Step 4: Simplify right side
    180,921.79x = 29,100,765,279.52
  5. Step 5: Solve for x
    x = 29,100,765,279.52/180,921.79
  6. Step 6: Final answer
    x = 160,847.21

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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.