Home / 82,931.85-114,445.95-45,206.10

Finding the Fourth Proportional to 82,931.85, 114,445.95 and 45,206.10

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Solution

The fourth proportional to 82,931.85, 114,445.95 and 45,206.10 is: 62,384.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,931.85 : 114,445.95 = 45,206.10 : x
  2. Step 2: Convert to fraction form
    82,931.85/114,445.95 = 45,206.10/x
  3. Step 3: Cross multiply
    82,931.85x = 114,445.95 × 45,206.10
  4. Step 4: Simplify right side
    82,931.85x = 5,173,654,890.77
  5. Step 5: Solve for x
    x = 5,173,654,890.77/82,931.85
  6. Step 6: Final answer
    x = 62,384.41

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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.