Home / 134,723.02-185,840.58-84,334.54

Finding the Fourth Proportional to 134,723.02, 185,840.58 and 84,334.54

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Solution

The fourth proportional to 134,723.02, 185,840.58 and 84,334.54 is: 116,333.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,723.02 : 185,840.58 = 84,334.54 : x
  2. Step 2: Convert to fraction form
    134,723.02/185,840.58 = 84,334.54/x
  3. Step 3: Cross multiply
    134,723.02x = 185,840.58 × 84,334.54
  4. Step 4: Simplify right side
    134,723.02x = 15,672,779,827.63
  5. Step 5: Solve for x
    x = 15,672,779,827.63/134,723.02
  6. Step 6: Final answer
    x = 116,333.35

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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.