Home / 180,865.04-249,596.72-100,295.92

Finding the Fourth Proportional to 180,865.04, 249,596.72 and 100,295.92

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Solution

The fourth proportional to 180,865.04, 249,596.72 and 100,295.92 is: 138,410.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,865.04 : 249,596.72 = 100,295.92 : x
  2. Step 2: Convert to fraction form
    180,865.04/249,596.72 = 100,295.92/x
  3. Step 3: Cross multiply
    180,865.04x = 249,596.72 × 100,295.92
  4. Step 4: Simplify right side
    180,865.04x = 25,033,532,661.38
  5. Step 5: Solve for x
    x = 25,033,532,661.38/180,865.04
  6. Step 6: Final answer
    x = 138,410.01

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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.