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Finding the Fourth Proportional to 70,807.10, 97,705.78 and 41,733.57

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Solution

The fourth proportional to 70,807.10, 97,705.78 and 41,733.57 is: 57,587.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,807.10 : 97,705.78 = 41,733.57 : x
  2. Step 2: Convert to fraction form
    70,807.10/97,705.78 = 41,733.57/x
  3. Step 3: Cross multiply
    70,807.10x = 97,705.78 × 41,733.57
  4. Step 4: Simplify right side
    70,807.10x = 4,077,611,009.03
  5. Step 5: Solve for x
    x = 4,077,611,009.03/70,807.10
  6. Step 6: Final answer
    x = 57,587.60

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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.