Home / 166,088.98-229,333.38-133,720.77

Finding the Fourth Proportional to 166,088.98, 229,333.38 and 133,720.77

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Solution

The fourth proportional to 166,088.98, 229,333.38 and 133,720.77 is: 184,639.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,088.98 : 229,333.38 = 133,720.77 : x
  2. Step 2: Convert to fraction form
    166,088.98/229,333.38 = 133,720.77/x
  3. Step 3: Cross multiply
    166,088.98x = 229,333.38 × 133,720.77
  4. Step 4: Simplify right side
    166,088.98x = 30,666,636,518.85
  5. Step 5: Solve for x
    x = 30,666,636,518.85/166,088.98
  6. Step 6: Final answer
    x = 184,639.80

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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.