Home / 142,234.02-213,425.55-92,302.38

Finding the Fourth Proportional to 142,234.02, 213,425.55 and 92,302.38

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Solution

The fourth proportional to 142,234.02, 213,425.55 and 92,302.38 is: 138,501.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,234.02 : 213,425.55 = 92,302.38 : x
  2. Step 2: Convert to fraction form
    142,234.02/213,425.55 = 92,302.38/x
  3. Step 3: Cross multiply
    142,234.02x = 213,425.55 × 92,302.38
  4. Step 4: Simplify right side
    142,234.02x = 19,699,686,217.81
  5. Step 5: Solve for x
    x = 19,699,686,217.81/142,234.02
  6. Step 6: Final answer
    x = 138,501.93

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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.