Home / 102,360.02-141,254.70-57,037.82

Finding the Fourth Proportional to 102,360.02, 141,254.70 and 57,037.82

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Solution

The fourth proportional to 102,360.02, 141,254.70 and 57,037.82 is: 78,711.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,360.02 : 141,254.70 = 57,037.82 : x
  2. Step 2: Convert to fraction form
    102,360.02/141,254.70 = 57,037.82/x
  3. Step 3: Cross multiply
    102,360.02x = 141,254.70 × 57,037.82
  4. Step 4: Simplify right side
    102,360.02x = 8,056,860,152.75
  5. Step 5: Solve for x
    x = 8,056,860,152.75/102,360.02
  6. Step 6: Final answer
    x = 78,711.01

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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.