Home / 63,107.12-87,088.14-34,812.81

Finding the Fourth Proportional to 63,107.12, 87,088.14 and 34,812.81

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Solution

The fourth proportional to 63,107.12, 87,088.14 and 34,812.81 is: 48,041.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,107.12 : 87,088.14 = 34,812.81 : x
  2. Step 2: Convert to fraction form
    63,107.12/87,088.14 = 34,812.81/x
  3. Step 3: Cross multiply
    63,107.12x = 87,088.14 × 34,812.81
  4. Step 4: Simplify right side
    63,107.12x = 3,031,782,871.07
  5. Step 5: Solve for x
    x = 3,031,782,871.07/63,107.12
  6. Step 6: Final answer
    x = 48,041.85

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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.