Home / 134,178.63-185,328.90-97,822.50

Finding the Fourth Proportional to 134,178.63, 185,328.90 and 97,822.50

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Solution

The fourth proportional to 134,178.63, 185,328.90 and 97,822.50 is: 135,113.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,178.63 : 185,328.90 = 97,822.50 : x
  2. Step 2: Convert to fraction form
    134,178.63/185,328.90 = 97,822.50/x
  3. Step 3: Cross multiply
    134,178.63x = 185,328.90 × 97,822.50
  4. Step 4: Simplify right side
    134,178.63x = 18,129,336,320.25
  5. Step 5: Solve for x
    x = 18,129,336,320.25/134,178.63
  6. Step 6: Final answer
    x = 135,113.44

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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.