Home / 64,724.16-97,088.63-29,178.53

Finding the Fourth Proportional to 64,724.16, 97,088.63 and 29,178.53

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Solution

The fourth proportional to 64,724.16, 97,088.63 and 29,178.53 is: 43,768.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,724.16 : 97,088.63 = 29,178.53 : x
  2. Step 2: Convert to fraction form
    64,724.16/97,088.63 = 29,178.53/x
  3. Step 3: Cross multiply
    64,724.16x = 97,088.63 × 29,178.53
  4. Step 4: Simplify right side
    64,724.16x = 2,832,903,235.86
  5. Step 5: Solve for x
    x = 2,832,903,235.86/64,724.16
  6. Step 6: Final answer
    x = 43,768.87

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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.