Home / 122,237.10-183,432.60-52,115.40

Finding the Fourth Proportional to 122,237.10, 183,432.60 and 52,115.40

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Solution

The fourth proportional to 122,237.10, 183,432.60 and 52,115.40 is: 78,205.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,237.10 : 183,432.60 = 52,115.40 : x
  2. Step 2: Convert to fraction form
    122,237.10/183,432.60 = 52,115.40/x
  3. Step 3: Cross multiply
    122,237.10x = 183,432.60 × 52,115.40
  4. Step 4: Simplify right side
    122,237.10x = 9,559,663,322.04
  5. Step 5: Solve for x
    x = 9,559,663,322.04/122,237.10
  6. Step 6: Final answer
    x = 78,205.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.