Home / 99,122.24-136,600.13-97,300.55

Finding the Fourth Proportional to 99,122.24, 136,600.13 and 97,300.55

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Solution

The fourth proportional to 99,122.24, 136,600.13 and 97,300.55 is: 134,089.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,122.24 : 136,600.13 = 97,300.55 : x
  2. Step 2: Convert to fraction form
    99,122.24/136,600.13 = 97,300.55/x
  3. Step 3: Cross multiply
    99,122.24x = 136,600.13 × 97,300.55
  4. Step 4: Simplify right side
    99,122.24x = 13,291,267,339.32
  5. Step 5: Solve for x
    x = 13,291,267,339.32/99,122.24
  6. Step 6: Final answer
    x = 134,089.67

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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.