Home / 63,868.39-88,071.57-47,710.37

Finding the Fourth Proportional to 63,868.39, 88,071.57 and 47,710.37

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Solution

The fourth proportional to 63,868.39, 88,071.57 and 47,710.37 is: 65,790.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,868.39 : 88,071.57 = 47,710.37 : x
  2. Step 2: Convert to fraction form
    63,868.39/88,071.57 = 47,710.37/x
  3. Step 3: Cross multiply
    63,868.39x = 88,071.57 × 47,710.37
  4. Step 4: Simplify right side
    63,868.39x = 4,201,927,191.18
  5. Step 5: Solve for x
    x = 4,201,927,191.18/63,868.39
  6. Step 6: Final answer
    x = 65,790.40

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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.