Home / 155,989.02-233,812.20-61,190.67

Finding the Fourth Proportional to 155,989.02, 233,812.20 and 61,190.67

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Solution

The fourth proportional to 155,989.02, 233,812.20 and 61,190.67 is: 91,718.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,989.02 : 233,812.20 = 61,190.67 : x
  2. Step 2: Convert to fraction form
    155,989.02/233,812.20 = 61,190.67/x
  3. Step 3: Cross multiply
    155,989.02x = 233,812.20 × 61,190.67
  4. Step 4: Simplify right side
    155,989.02x = 14,307,125,172.17
  5. Step 5: Solve for x
    x = 14,307,125,172.17/155,989.02
  6. Step 6: Final answer
    x = 91,718.80

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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.