Home / 145,034.52-217,554.18-39,852.84

Finding the Fourth Proportional to 145,034.52, 217,554.18 and 39,852.84

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Solution

The fourth proportional to 145,034.52, 217,554.18 and 39,852.84 is: 59,779.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,034.52 : 217,554.18 = 39,852.84 : x
  2. Step 2: Convert to fraction form
    145,034.52/217,554.18 = 39,852.84/x
  3. Step 3: Cross multiply
    145,034.52x = 217,554.18 × 39,852.84
  4. Step 4: Simplify right side
    145,034.52x = 8,670,151,926.87
  5. Step 5: Solve for x
    x = 8,670,151,926.87/145,034.52
  6. Step 6: Final answer
    x = 59,779.92

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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.