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Finding the Fourth Proportional to 92,528.64, 127,688.32 and 52,792.32

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Solution

The fourth proportional to 92,528.64, 127,688.32 and 52,792.32 is: 72,852.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,528.64 : 127,688.32 = 52,792.32 : x
  2. Step 2: Convert to fraction form
    92,528.64/127,688.32 = 52,792.32/x
  3. Step 3: Cross multiply
    92,528.64x = 127,688.32 × 52,792.32
  4. Step 4: Simplify right side
    92,528.64x = 6,740,962,649.70
  5. Step 5: Solve for x
    x = 6,740,962,649.70/92,528.64
  6. Step 6: Final answer
    x = 72,852.72

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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.