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Finding the Fourth Proportional to 104,047.77, 156,071.66 and 44,085.70

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Solution

The fourth proportional to 104,047.77, 156,071.66 and 44,085.70 is: 66,128.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,047.77 : 156,071.66 = 44,085.70 : x
  2. Step 2: Convert to fraction form
    104,047.77/156,071.66 = 44,085.70/x
  3. Step 3: Cross multiply
    104,047.77x = 156,071.66 × 44,085.70
  4. Step 4: Simplify right side
    104,047.77x = 6,880,528,381.26
  5. Step 5: Solve for x
    x = 6,880,528,381.26/104,047.77
  6. Step 6: Final answer
    x = 66,128.55

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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.