Home / 180,754.40-249,440.48-99,084.64

Finding the Fourth Proportional to 180,754.40, 249,440.48 and 99,084.64

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Solution

The fourth proportional to 180,754.40, 249,440.48 and 99,084.64 is: 136,736.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,754.40 : 249,440.48 = 99,084.64 : x
  2. Step 2: Convert to fraction form
    180,754.40/249,440.48 = 99,084.64/x
  3. Step 3: Cross multiply
    180,754.40x = 249,440.48 × 99,084.64
  4. Step 4: Simplify right side
    180,754.40x = 24,715,720,162.23
  5. Step 5: Solve for x
    x = 24,715,720,162.23/180,754.40
  6. Step 6: Final answer
    x = 136,736.48

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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.