Home / 180,810.90-249,612.93-140,434.26

Finding the Fourth Proportional to 180,810.90, 249,612.93 and 140,434.26

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Solution

The fourth proportional to 180,810.90, 249,612.93 and 140,434.26 is: 193,872.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,810.90 : 249,612.93 = 140,434.26 : x
  2. Step 2: Convert to fraction form
    180,810.90/249,612.93 = 140,434.26/x
  3. Step 3: Cross multiply
    180,810.90x = 249,612.93 × 140,434.26
  4. Step 4: Simplify right side
    180,810.90x = 35,054,207,110.98
  5. Step 5: Solve for x
    x = 35,054,207,110.98/180,810.90
  6. Step 6: Final answer
    x = 193,872.20

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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.