Home / 172,032.29-258,048.47-53,713.77

Finding the Fourth Proportional to 172,032.29, 258,048.47 and 53,713.77

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Solution

The fourth proportional to 172,032.29, 258,048.47 and 53,713.77 is: 80,570.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,032.29 : 258,048.47 = 53,713.77 : x
  2. Step 2: Convert to fraction form
    172,032.29/258,048.47 = 53,713.77/x
  3. Step 3: Cross multiply
    172,032.29x = 258,048.47 × 53,713.77
  4. Step 4: Simplify right side
    172,032.29x = 13,860,756,166.43
  5. Step 5: Solve for x
    x = 13,860,756,166.43/172,032.29
  6. Step 6: Final answer
    x = 80,570.67

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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.