Home / 189,334.95-284,061.36-56,215.91

Finding the Fourth Proportional to 189,334.95, 284,061.36 and 56,215.91

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Solution

The fourth proportional to 189,334.95, 284,061.36 and 56,215.91 is: 84,341.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,334.95 : 284,061.36 = 56,215.91 : x
  2. Step 2: Convert to fraction form
    189,334.95/284,061.36 = 56,215.91/x
  3. Step 3: Cross multiply
    189,334.95x = 284,061.36 × 56,215.91
  4. Step 4: Simplify right side
    189,334.95x = 15,968,766,427.93
  5. Step 5: Solve for x
    x = 15,968,766,427.93/189,334.95
  6. Step 6: Final answer
    x = 84,341.36

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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.