Home / 143,740.08-215,651.75-59,484.69

Finding the Fourth Proportional to 143,740.08, 215,651.75 and 59,484.69

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Solution

The fourth proportional to 143,740.08, 215,651.75 and 59,484.69 is: 89,244.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,740.08 : 215,651.75 = 59,484.69 : x
  2. Step 2: Convert to fraction form
    143,740.08/215,651.75 = 59,484.69/x
  3. Step 3: Cross multiply
    143,740.08x = 215,651.75 × 59,484.69
  4. Step 4: Simplify right side
    143,740.08x = 12,827,977,496.71
  5. Step 5: Solve for x
    x = 12,827,977,496.71/143,740.08
  6. Step 6: Final answer
    x = 89,244.26

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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.