Home / 180,943.76-249,538.88-112,967.04

Finding the Fourth Proportional to 180,943.76, 249,538.88 and 112,967.04

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Solution

The fourth proportional to 180,943.76, 249,538.88 and 112,967.04 is: 155,792.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,943.76 : 249,538.88 = 112,967.04 : x
  2. Step 2: Convert to fraction form
    180,943.76/249,538.88 = 112,967.04/x
  3. Step 3: Cross multiply
    180,943.76x = 249,538.88 × 112,967.04
  4. Step 4: Simplify right side
    180,943.76x = 28,189,668,638.52
  5. Step 5: Solve for x
    x = 28,189,668,638.52/180,943.76
  6. Step 6: Final answer
    x = 155,792.43

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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.