Home / 104,510.32-144,246.90-64,258.60

Finding the Fourth Proportional to 104,510.32, 144,246.90 and 64,258.60

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Solution

The fourth proportional to 104,510.32, 144,246.90 and 64,258.60 is: 88,690.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,510.32 : 144,246.90 = 64,258.60 : x
  2. Step 2: Convert to fraction form
    104,510.32/144,246.90 = 64,258.60/x
  3. Step 3: Cross multiply
    104,510.32x = 144,246.90 × 64,258.60
  4. Step 4: Simplify right side
    104,510.32x = 9,269,103,848.34
  5. Step 5: Solve for x
    x = 9,269,103,848.34/104,510.32
  6. Step 6: Final answer
    x = 88,690.80

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1.5x scale

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.