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Finding the Fourth Proportional to 134,322.95, 201,440.95 and 44,345.45

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Solution

The fourth proportional to 134,322.95, 201,440.95 and 44,345.45 is: 66,503.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,322.95 : 201,440.95 = 44,345.45 : x
  2. Step 2: Convert to fraction form
    134,322.95/201,440.95 = 44,345.45/x
  3. Step 3: Cross multiply
    134,322.95x = 201,440.95 × 44,345.45
  4. Step 4: Simplify right side
    134,322.95x = 8,932,989,968.92
  5. Step 5: Solve for x
    x = 8,932,989,968.92/134,322.95
  6. Step 6: Final answer
    x = 66,503.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.