Home / 85,746.32-118,237.50-58,525.46

Finding the Fourth Proportional to 85,746.32, 118,237.50 and 58,525.46

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Solution

The fourth proportional to 85,746.32, 118,237.50 and 58,525.46 is: 80,702.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,746.32 : 118,237.50 = 58,525.46 : x
  2. Step 2: Convert to fraction form
    85,746.32/118,237.50 = 58,525.46/x
  3. Step 3: Cross multiply
    85,746.32x = 118,237.50 × 58,525.46
  4. Step 4: Simplify right side
    85,746.32x = 6,919,904,076.75
  5. Step 5: Solve for x
    x = 6,919,904,076.75/85,746.32
  6. Step 6: Final answer
    x = 80,702.05

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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.