Home / 247,595.02-371,417.14-89,835.78

Finding the Fourth Proportional to 247,595.02, 371,417.14 and 89,835.78

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Solution

The fourth proportional to 247,595.02, 371,417.14 and 89,835.78 is: 134,762.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,595.02 : 371,417.14 = 89,835.78 : x
  2. Step 2: Convert to fraction form
    247,595.02/371,417.14 = 89,835.78/x
  3. Step 3: Cross multiply
    247,595.02x = 371,417.14 × 89,835.78
  4. Step 4: Simplify right side
    247,595.02x = 33,366,548,477.27
  5. Step 5: Solve for x
    x = 33,366,548,477.27/247,595.02
  6. Step 6: Final answer
    x = 134,762.60

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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.