Home / 105,295,875.76-158,012,014.02-56,807,198.92

Finding the Fourth Proportional to 105,295,875.76, 158,012,014.02 and 56,807,198.92

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Solution

The fourth proportional to 105,295,875.76, 158,012,014.02 and 56,807,198.92 is: 85,247,592.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,295,875.76 : 158,012,014.02 = 56,807,198.92 : x
  2. Step 2: Convert to fraction form
    105,295,875.76/158,012,014.02 = 56,807,198.92/x
  3. Step 3: Cross multiply
    105,295,875.76x = 158,012,014.02 × 56,807,198.92
  4. Step 4: Simplify right side
    105,295,875.76x = 8,976,219,912,183,970
  5. Step 5: Solve for x
    x = 8,976,219,912,183,970/105,295,875.76
  6. Step 6: Final answer
    x = 85,247,592.53

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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.