Home / 109,848.06-151,564.86-64,523.70

Finding the Fourth Proportional to 109,848.06, 151,564.86 and 64,523.70

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Solution

The fourth proportional to 109,848.06, 151,564.86 and 64,523.70 is: 89,027.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,848.06 : 151,564.86 = 64,523.70 : x
  2. Step 2: Convert to fraction form
    109,848.06/151,564.86 = 64,523.70/x
  3. Step 3: Cross multiply
    109,848.06x = 151,564.86 × 64,523.70
  4. Step 4: Simplify right side
    109,848.06x = 9,779,525,557.18
  5. Step 5: Solve for x
    x = 9,779,525,557.18/109,848.06
  6. Step 6: Final answer
    x = 89,027.75

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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.