Home / 211,269.02-316,955.50-61,510.60

Finding the Fourth Proportional to 211,269.02, 316,955.50 and 61,510.60

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Solution

The fourth proportional to 211,269.02, 316,955.50 and 61,510.60 is: 92,281.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,269.02 : 316,955.50 = 61,510.60 : x
  2. Step 2: Convert to fraction form
    211,269.02/316,955.50 = 61,510.60/x
  3. Step 3: Cross multiply
    211,269.02x = 316,955.50 × 61,510.60
  4. Step 4: Simplify right side
    211,269.02x = 19,496,122,978.30
  5. Step 5: Solve for x
    x = 19,496,122,978.30/211,269.02
  6. Step 6: Final answer
    x = 92,281.03

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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.