Home / 98,053.12-146,977.28-48,064

Finding the Fourth Proportional to 98,053.12, 146,977.28 and 48,064

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Solution

The fourth proportional to 98,053.12, 146,977.28 and 48,064 is: 72,045.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,053.12 : 146,977.28 = 48,064 : x
  2. Step 2: Convert to fraction form
    98,053.12/146,977.28 = 48,064/x
  3. Step 3: Cross multiply
    98,053.12x = 146,977.28 × 48,064
  4. Step 4: Simplify right side
    98,053.12x = 7,064,315,985.92
  5. Step 5: Solve for x
    x = 7,064,315,985.92/98,053.12
  6. Step 6: Final answer
    x = 72,045.81

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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.