Home / 88,495.40-122,114.58-52,686.92

Finding the Fourth Proportional to 88,495.40, 122,114.58 and 52,686.92

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Solution

The fourth proportional to 88,495.40, 122,114.58 and 52,686.92 is: 72,702.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,495.40 : 122,114.58 = 52,686.92 : x
  2. Step 2: Convert to fraction form
    88,495.40/122,114.58 = 52,686.92/x
  3. Step 3: Cross multiply
    88,495.40x = 122,114.58 × 52,686.92
  4. Step 4: Simplify right side
    88,495.40x = 6,433,841,107.29
  5. Step 5: Solve for x
    x = 6,433,841,107.29/88,495.40
  6. Step 6: Final answer
    x = 72,702.55

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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.