Home / 72,254.28-99,677.64-46,768.83

Finding the Fourth Proportional to 72,254.28, 99,677.64 and 46,768.83

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Solution

The fourth proportional to 72,254.28, 99,677.64 and 46,768.83 is: 64,519.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,254.28 : 99,677.64 = 46,768.83 : x
  2. Step 2: Convert to fraction form
    72,254.28/99,677.64 = 46,768.83/x
  3. Step 3: Cross multiply
    72,254.28x = 99,677.64 × 46,768.83
  4. Step 4: Simplify right side
    72,254.28x = 4,661,806,599.96
  5. Step 5: Solve for x
    x = 4,661,806,599.96/72,254.28
  6. Step 6: Final answer
    x = 64,519.45

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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.