Home / 104,458.28-156,534.30-64,895.45

Finding the Fourth Proportional to 104,458.28, 156,534.30 and 64,895.45

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Solution

The fourth proportional to 104,458.28, 156,534.30 and 64,895.45 is: 97,248.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,458.28 : 156,534.30 = 64,895.45 : x
  2. Step 2: Convert to fraction form
    104,458.28/156,534.30 = 64,895.45/x
  3. Step 3: Cross multiply
    104,458.28x = 156,534.30 × 64,895.45
  4. Step 4: Simplify right side
    104,458.28x = 10,158,363,056.26
  5. Step 5: Solve for x
    x = 10,158,363,056.26/104,458.28
  6. Step 6: Final answer
    x = 97,248.05

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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.