Home / 107,554.78-148,419.48-59,807.10

Finding the Fourth Proportional to 107,554.78, 148,419.48 and 59,807.10

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Solution

The fourth proportional to 107,554.78, 148,419.48 and 59,807.10 is: 82,530.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,554.78 : 148,419.48 = 59,807.10 : x
  2. Step 2: Convert to fraction form
    107,554.78/148,419.48 = 59,807.10/x
  3. Step 3: Cross multiply
    107,554.78x = 148,419.48 × 59,807.10
  4. Step 4: Simplify right side
    107,554.78x = 8,876,538,682.31
  5. Step 5: Solve for x
    x = 8,876,538,682.31/107,554.78
  6. Step 6: Final answer
    x = 82,530.40

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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.