Home / 88,702.34-122,409.76-48,415.24

Finding the Fourth Proportional to 88,702.34, 122,409.76 and 48,415.24

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Solution

The fourth proportional to 88,702.34, 122,409.76 and 48,415.24 is: 66,813.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,702.34 : 122,409.76 = 48,415.24 : x
  2. Step 2: Convert to fraction form
    88,702.34/122,409.76 = 48,415.24/x
  3. Step 3: Cross multiply
    88,702.34x = 122,409.76 × 48,415.24
  4. Step 4: Simplify right side
    88,702.34x = 5,926,497,206.77
  5. Step 5: Solve for x
    x = 5,926,497,206.77/88,702.34
  6. Step 6: Final answer
    x = 66,813.31

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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.