Home / 180,841.28-249,574.56-105,373.76

Finding the Fourth Proportional to 180,841.28, 249,574.56 and 105,373.76

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Solution

The fourth proportional to 180,841.28, 249,574.56 and 105,373.76 is: 145,423.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,841.28 : 249,574.56 = 105,373.76 : x
  2. Step 2: Convert to fraction form
    180,841.28/249,574.56 = 105,373.76/x
  3. Step 3: Cross multiply
    180,841.28x = 249,574.56 × 105,373.76
  4. Step 4: Simplify right side
    180,841.28x = 26,298,609,787.55
  5. Step 5: Solve for x
    x = 26,298,609,787.55/180,841.28
  6. Step 6: Final answer
    x = 145,423.71

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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.