Home / 47,808.07-71,406.26-43,298.40

Finding the Fourth Proportional to 47,808.07, 71,406.26 and 43,298.40

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Solution

The fourth proportional to 47,808.07, 71,406.26 and 43,298.40 is: 64,670.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,808.07 : 71,406.26 = 43,298.40 : x
  2. Step 2: Convert to fraction form
    47,808.07/71,406.26 = 43,298.40/x
  3. Step 3: Cross multiply
    47,808.07x = 71,406.26 × 43,298.40
  4. Step 4: Simplify right side
    47,808.07x = 3,091,776,807.98
  5. Step 5: Solve for x
    x = 3,091,776,807.98/47,808.07
  6. Step 6: Final answer
    x = 64,670.60

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.