Home / 166,342.93-229,547.77-105,121.84

Finding the Fourth Proportional to 166,342.93, 229,547.77 and 105,121.84

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Solution

The fourth proportional to 166,342.93, 229,547.77 and 105,121.84 is: 145,064.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,342.93 : 229,547.77 = 105,121.84 : x
  2. Step 2: Convert to fraction form
    166,342.93/229,547.77 = 105,121.84/x
  3. Step 3: Cross multiply
    166,342.93x = 229,547.77 × 105,121.84
  4. Step 4: Simplify right side
    166,342.93x = 24,130,483,544.02
  5. Step 5: Solve for x
    x = 24,130,483,544.02/166,342.93
  6. Step 6: Final answer
    x = 145,064.68

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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.