Home / 56,323.65-77,312.53-49,807.46

Finding the Fourth Proportional to 56,323.65, 77,312.53 and 49,807.46

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Solution

The fourth proportional to 56,323.65, 77,312.53 and 49,807.46 is: 68,368.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,323.65 : 77,312.53 = 49,807.46 : x
  2. Step 2: Convert to fraction form
    56,323.65/77,312.53 = 49,807.46/x
  3. Step 3: Cross multiply
    56,323.65x = 77,312.53 × 49,807.46
  4. Step 4: Simplify right side
    56,323.65x = 3,850,740,285.96
  5. Step 5: Solve for x
    x = 3,850,740,285.96/56,323.65
  6. Step 6: Final answer
    x = 68,368.08

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.