Home / 180,766.41-249,428.34-112,772.58

Finding the Fourth Proportional to 180,766.41, 249,428.34 and 112,772.58

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Solution

The fourth proportional to 180,766.41, 249,428.34 and 112,772.58 is: 155,607.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,766.41 : 249,428.34 = 112,772.58 : x
  2. Step 2: Convert to fraction form
    180,766.41/249,428.34 = 112,772.58/x
  3. Step 3: Cross multiply
    180,766.41x = 249,428.34 × 112,772.58
  4. Step 4: Simplify right side
    180,766.41x = 28,128,677,426.92
  5. Step 5: Solve for x
    x = 28,128,677,426.92/180,766.41
  6. Step 6: Final answer
    x = 155,607.88

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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.