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Finding the Fourth Proportional to 93,197.48, 128,624.28 and 52,924.40

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Solution

The fourth proportional to 93,197.48, 128,624.28 and 52,924.40 is: 73,042.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,197.48 : 128,624.28 = 52,924.40 : x
  2. Step 2: Convert to fraction form
    93,197.48/128,624.28 = 52,924.40/x
  3. Step 3: Cross multiply
    93,197.48x = 128,624.28 × 52,924.40
  4. Step 4: Simplify right side
    93,197.48x = 6,807,362,844.43
  5. Step 5: Solve for x
    x = 6,807,362,844.43/93,197.48
  6. Step 6: Final answer
    x = 73,042.35

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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.