Home / 102,035.02-152,896.77-42,838.60

Finding the Fourth Proportional to 102,035.02, 152,896.77 and 42,838.60

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Solution

The fourth proportional to 102,035.02, 152,896.77 and 42,838.60 is: 64,192.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,035.02 : 152,896.77 = 42,838.60 : x
  2. Step 2: Convert to fraction form
    102,035.02/152,896.77 = 42,838.60/x
  3. Step 3: Cross multiply
    102,035.02x = 152,896.77 × 42,838.60
  4. Step 4: Simplify right side
    102,035.02x = 6,549,883,571.32
  5. Step 5: Solve for x
    x = 6,549,883,571.32/102,035.02
  6. Step 6: Final answer
    x = 64,192.51

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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.