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Finding the Fourth Proportional to 254,079.02, 350,635.68 and 139,362.68

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Solution

The fourth proportional to 254,079.02, 350,635.68 and 139,362.68 is: 192,324.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,079.02 : 350,635.68 = 139,362.68 : x
  2. Step 2: Convert to fraction form
    254,079.02/350,635.68 = 139,362.68/x
  3. Step 3: Cross multiply
    254,079.02x = 350,635.68 × 139,362.68
  4. Step 4: Simplify right side
    254,079.02x = 48,865,528,068.42
  5. Step 5: Solve for x
    x = 48,865,528,068.42/254,079.02
  6. Step 6: Final answer
    x = 192,324.14

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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.