Home / 189,135.95-283,707.98-56,018.93

Finding the Fourth Proportional to 189,135.95, 283,707.98 and 56,018.93

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Solution

The fourth proportional to 189,135.95, 283,707.98 and 56,018.93 is: 84,029.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,135.95 : 283,707.98 = 56,018.93 : x
  2. Step 2: Convert to fraction form
    189,135.95/283,707.98 = 56,018.93/x
  3. Step 3: Cross multiply
    189,135.95x = 283,707.98 × 56,018.93
  4. Step 4: Simplify right side
    189,135.95x = 15,893,018,321.38
  5. Step 5: Solve for x
    x = 15,893,018,321.38/189,135.95
  6. Step 6: Final answer
    x = 84,029.60

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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.