Home / 180,746.55-249,423.84-100,181.57

Finding the Fourth Proportional to 180,746.55, 249,423.84 and 100,181.57

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Solution

The fourth proportional to 180,746.55, 249,423.84 and 100,181.57 is: 138,247.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,746.55 : 249,423.84 = 100,181.57 : x
  2. Step 2: Convert to fraction form
    180,746.55/249,423.84 = 100,181.57/x
  3. Step 3: Cross multiply
    180,746.55x = 249,423.84 × 100,181.57
  4. Step 4: Simplify right side
    180,746.55x = 24,987,670,639.51
  5. Step 5: Solve for x
    x = 24,987,670,639.51/180,746.55
  6. Step 6: Final answer
    x = 138,247.01

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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.