Home / 106,051.61-146,351.60-58,307.98

Finding the Fourth Proportional to 106,051.61, 146,351.60 and 58,307.98

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Solution

The fourth proportional to 106,051.61, 146,351.60 and 58,307.98 is: 80,465.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,051.61 : 146,351.60 = 58,307.98 : x
  2. Step 2: Convert to fraction form
    106,051.61/146,351.60 = 58,307.98/x
  3. Step 3: Cross multiply
    106,051.61x = 146,351.60 × 58,307.98
  4. Step 4: Simplify right side
    106,051.61x = 8,533,466,165.77
  5. Step 5: Solve for x
    x = 8,533,466,165.77/106,051.61
  6. Step 6: Final answer
    x = 80,465.22

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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.