Home / 180,580.17-249,117.93-116,938.47

Finding the Fourth Proportional to 180,580.17, 249,117.93 and 116,938.47

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Solution

The fourth proportional to 180,580.17, 249,117.93 and 116,938.47 is: 161,321.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,580.17 : 249,117.93 = 116,938.47 : x
  2. Step 2: Convert to fraction form
    180,580.17/249,117.93 = 116,938.47/x
  3. Step 3: Cross multiply
    180,580.17x = 249,117.93 × 116,938.47
  4. Step 4: Simplify right side
    180,580.17x = 29,131,469,583.77
  5. Step 5: Solve for x
    x = 29,131,469,583.77/180,580.17
  6. Step 6: Final answer
    x = 161,321.53

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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.