Home / 61,478.04-92,280.24-31,887.93

Finding the Fourth Proportional to 61,478.04, 92,280.24 and 31,887.93

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Solution

The fourth proportional to 61,478.04, 92,280.24 and 31,887.93 is: 47,864.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,478.04 : 92,280.24 = 31,887.93 : x
  2. Step 2: Convert to fraction form
    61,478.04/92,280.24 = 31,887.93/x
  3. Step 3: Cross multiply
    61,478.04x = 92,280.24 × 31,887.93
  4. Step 4: Simplify right side
    61,478.04x = 2,942,625,833.50
  5. Step 5: Solve for x
    x = 2,942,625,833.50/61,478.04
  6. Step 6: Final answer
    x = 47,864.67

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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.