Home / 145,295.06-217,885.71-56,536.82

Finding the Fourth Proportional to 145,295.06, 217,885.71 and 56,536.82

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Solution

The fourth proportional to 145,295.06, 217,885.71 and 56,536.82 is: 84,783.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,295.06 : 217,885.71 = 56,536.82 : x
  2. Step 2: Convert to fraction form
    145,295.06/217,885.71 = 56,536.82/x
  3. Step 3: Cross multiply
    145,295.06x = 217,885.71 × 56,536.82
  4. Step 4: Simplify right side
    145,295.06x = 12,318,565,166.84
  5. Step 5: Solve for x
    x = 12,318,565,166.84/145,295.06
  6. Step 6: Final answer
    x = 84,783.10

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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.