Home / 119,257.02-164,538.72-71,492.94

Finding the Fourth Proportional to 119,257.02, 164,538.72 and 71,492.94

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Solution

The fourth proportional to 119,257.02, 164,538.72 and 71,492.94 is: 98,638.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,257.02 : 164,538.72 = 71,492.94 : x
  2. Step 2: Convert to fraction form
    119,257.02/164,538.72 = 71,492.94/x
  3. Step 3: Cross multiply
    119,257.02x = 164,538.72 × 71,492.94
  4. Step 4: Simplify right side
    119,257.02x = 11,763,356,836.64
  5. Step 5: Solve for x
    x = 11,763,356,836.64/119,257.02
  6. Step 6: Final answer
    x = 98,638.70

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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.