Home / 180,702.09-249,364.74-104,221.33

Finding the Fourth Proportional to 180,702.09, 249,364.74 and 104,221.33

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Solution

The fourth proportional to 180,702.09, 249,364.74 and 104,221.33 is: 143,823.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,702.09 : 249,364.74 = 104,221.33 : x
  2. Step 2: Convert to fraction form
    180,702.09/249,364.74 = 104,221.33/x
  3. Step 3: Cross multiply
    180,702.09x = 249,364.74 × 104,221.33
  4. Step 4: Simplify right side
    180,702.09x = 25,989,124,857.90
  5. Step 5: Solve for x
    x = 25,989,124,857.90/180,702.09
  6. Step 6: Final answer
    x = 143,823.05

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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.