Home / 248,733.02-343,263.74-139,871.62

Finding the Fourth Proportional to 248,733.02, 343,263.74 and 139,871.62

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Solution

The fourth proportional to 248,733.02, 343,263.74 and 139,871.62 is: 193,029.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,733.02 : 343,263.74 = 139,871.62 : x
  2. Step 2: Convert to fraction form
    248,733.02/343,263.74 = 139,871.62/x
  3. Step 3: Cross multiply
    248,733.02x = 343,263.74 × 139,871.62
  4. Step 4: Simplify right side
    248,733.02x = 48,012,852,985.38
  5. Step 5: Solve for x
    x = 48,012,852,985.38/248,733.02
  6. Step 6: Final answer
    x = 193,029.67

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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.