Home / 85,126,472.64-127,223,268.54-62,145,801.08

Finding the Fourth Proportional to 85,126,472.64, 127,223,268.54 and 62,145,801.08

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Solution

The fourth proportional to 85,126,472.64, 127,223,268.54 and 62,145,801.08 is: 92,878,181.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,126,472.64 : 127,223,268.54 = 62,145,801.08 : x
  2. Step 2: Convert to fraction form
    85,126,472.64/127,223,268.54 = 62,145,801.08/x
  3. Step 3: Cross multiply
    85,126,472.64x = 127,223,268.54 × 62,145,801.08
  4. Step 4: Simplify right side
    85,126,472.64x = 7,906,391,939,434,262
  5. Step 5: Solve for x
    x = 7,906,391,939,434,262/85,126,472.64
  6. Step 6: Final answer
    x = 92,878,181.07

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.