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Finding the Fourth Proportional to 59,728.44, 89,315.81 and 46,248.76

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Solution

The fourth proportional to 59,728.44, 89,315.81 and 46,248.76 is: 69,158.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,728.44 : 89,315.81 = 46,248.76 : x
  2. Step 2: Convert to fraction form
    59,728.44/89,315.81 = 46,248.76/x
  3. Step 3: Cross multiply
    59,728.44x = 89,315.81 × 46,248.76
  4. Step 4: Simplify right side
    59,728.44x = 4,130,745,460.90
  5. Step 5: Solve for x
    x = 4,130,745,460.90/59,728.44
  6. Step 6: Final answer
    x = 69,158.77

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1.5x scale

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.