Home / 107,210.72-147,938.10-59,452.40

Finding the Fourth Proportional to 107,210.72, 147,938.10 and 59,452.40

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Solution

The fourth proportional to 107,210.72, 147,938.10 and 59,452.40 is: 82,037.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,210.72 : 147,938.10 = 59,452.40 : x
  2. Step 2: Convert to fraction form
    107,210.72/147,938.10 = 59,452.40/x
  3. Step 3: Cross multiply
    107,210.72x = 147,938.10 × 59,452.40
  4. Step 4: Simplify right side
    107,210.72x = 8,795,275,096.44
  5. Step 5: Solve for x
    x = 8,795,275,096.44/107,210.72
  6. Step 6: Final answer
    x = 82,037.27

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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.