Home / 180,927.77-249,516.90-112,951.08

Finding the Fourth Proportional to 180,927.77, 249,516.90 and 112,951.08

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Solution

The fourth proportional to 180,927.77, 249,516.90 and 112,951.08 is: 155,770.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,927.77 : 249,516.90 = 112,951.08 : x
  2. Step 2: Convert to fraction form
    180,927.77/249,516.90 = 112,951.08/x
  3. Step 3: Cross multiply
    180,927.77x = 249,516.90 × 112,951.08
  4. Step 4: Simplify right side
    180,927.77x = 28,183,203,333.25
  5. Step 5: Solve for x
    x = 28,183,203,333.25/180,927.77
  6. Step 6: Final answer
    x = 155,770.47

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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.