Home / 76,599.18-105,704.63-46,402.38

Finding the Fourth Proportional to 76,599.18, 105,704.63 and 46,402.38

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Solution

The fourth proportional to 76,599.18, 105,704.63 and 46,402.38 is: 64,033.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,599.18 : 105,704.63 = 46,402.38 : x
  2. Step 2: Convert to fraction form
    76,599.18/105,704.63 = 46,402.38/x
  3. Step 3: Cross multiply
    76,599.18x = 105,704.63 × 46,402.38
  4. Step 4: Simplify right side
    76,599.18x = 4,904,946,409.02
  5. Step 5: Solve for x
    x = 4,904,946,409.02/76,599.18
  6. Step 6: Final answer
    x = 64,033.93

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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.