Home / 142,526.99-213,847.59-53,805.67

Finding the Fourth Proportional to 142,526.99, 213,847.59 and 53,805.67

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Solution

The fourth proportional to 142,526.99, 213,847.59 and 53,805.67 is: 80,730.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,526.99 : 213,847.59 = 53,805.67 : x
  2. Step 2: Convert to fraction form
    142,526.99/213,847.59 = 53,805.67/x
  3. Step 3: Cross multiply
    142,526.99x = 213,847.59 × 53,805.67
  4. Step 4: Simplify right side
    142,526.99x = 11,506,212,524.99
  5. Step 5: Solve for x
    x = 11,506,212,524.99/142,526.99
  6. Step 6: Final answer
    x = 80,730.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.