Home / 85,333.50-127,941.93-52,065.18

Finding the Fourth Proportional to 85,333.50, 127,941.93 and 52,065.18

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Solution

The fourth proportional to 85,333.50, 127,941.93 and 52,065.18 is: 78,062.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,333.50 : 127,941.93 = 52,065.18 : x
  2. Step 2: Convert to fraction form
    85,333.50/127,941.93 = 52,065.18/x
  3. Step 3: Cross multiply
    85,333.50x = 127,941.93 × 52,065.18
  4. Step 4: Simplify right side
    85,333.50x = 6,661,319,615.00
  5. Step 5: Solve for x
    x = 6,661,319,615.00/85,333.50
  6. Step 6: Final answer
    x = 78,062.19

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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.