Home / 180,550.48-249,117.24-107,977.12

Finding the Fourth Proportional to 180,550.48, 249,117.24 and 107,977.12

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Solution

The fourth proportional to 180,550.48, 249,117.24 and 107,977.12 is: 148,983.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,550.48 : 249,117.24 = 107,977.12 : x
  2. Step 2: Convert to fraction form
    180,550.48/249,117.24 = 107,977.12/x
  3. Step 3: Cross multiply
    180,550.48x = 249,117.24 × 107,977.12
  4. Step 4: Simplify right side
    180,550.48x = 26,898,962,117.55
  5. Step 5: Solve for x
    x = 26,898,962,117.55/180,550.48
  6. Step 6: Final answer
    x = 148,983.06

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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.