Home / 69,368.86-104,049.02-42,719.93

Finding the Fourth Proportional to 69,368.86, 104,049.02 and 42,719.93

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Solution

The fourth proportional to 69,368.86, 104,049.02 and 42,719.93 is: 64,077.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,368.86 : 104,049.02 = 42,719.93 : x
  2. Step 2: Convert to fraction form
    69,368.86/104,049.02 = 42,719.93/x
  3. Step 3: Cross multiply
    69,368.86x = 104,049.02 × 42,719.93
  4. Step 4: Simplify right side
    69,368.86x = 4,444,966,827.71
  5. Step 5: Solve for x
    x = 4,444,966,827.71/69,368.86
  6. Step 6: Final answer
    x = 64,077.26

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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.