Home / 63,288.45-87,325.43-34,988.67

Finding the Fourth Proportional to 63,288.45, 87,325.43 and 34,988.67

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Solution

The fourth proportional to 63,288.45, 87,325.43 and 34,988.67 is: 48,277.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,288.45 : 87,325.43 = 34,988.67 : x
  2. Step 2: Convert to fraction form
    63,288.45/87,325.43 = 34,988.67/x
  3. Step 3: Cross multiply
    63,288.45x = 87,325.43 × 34,988.67
  4. Step 4: Simplify right side
    63,288.45x = 3,055,400,477.93
  5. Step 5: Solve for x
    x = 3,055,400,477.93/63,288.45
  6. Step 6: Final answer
    x = 48,277.38

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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.