Home / 252,762.47-348,812.15-139,585.22

Finding the Fourth Proportional to 252,762.47, 348,812.15 and 139,585.22

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Solution

The fourth proportional to 252,762.47, 348,812.15 and 139,585.22 is: 192,627.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,762.47 : 348,812.15 = 139,585.22 : x
  2. Step 2: Convert to fraction form
    252,762.47/348,812.15 = 139,585.22/x
  3. Step 3: Cross multiply
    252,762.47x = 348,812.15 × 139,585.22
  4. Step 4: Simplify right side
    252,762.47x = 48,689,018,254.44
  5. Step 5: Solve for x
    x = 48,689,018,254.44/252,762.47
  6. Step 6: Final answer
    x = 192,627.57

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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.