Home / 93,140.91-128,530.88-52,852.27

Finding the Fourth Proportional to 93,140.91, 128,530.88 and 52,852.27

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Solution

The fourth proportional to 93,140.91, 128,530.88 and 52,852.27 is: 72,934.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,140.91 : 128,530.88 = 52,852.27 : x
  2. Step 2: Convert to fraction form
    93,140.91/128,530.88 = 52,852.27/x
  3. Step 3: Cross multiply
    93,140.91x = 128,530.88 × 52,852.27
  4. Step 4: Simplify right side
    93,140.91x = 6,793,148,773.10
  5. Step 5: Solve for x
    x = 6,793,148,773.10/93,140.91
  6. Step 6: Final answer
    x = 72,934.10

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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.