Home / 49,707.16-74,420.80-37,285

Finding the Fourth Proportional to 49,707.16, 74,420.80 and 37,285

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Solution

The fourth proportional to 49,707.16, 74,420.80 and 37,285 is: 55,822.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,707.16 : 74,420.80 = 37,285 : x
  2. Step 2: Convert to fraction form
    49,707.16/74,420.80 = 37,285/x
  3. Step 3: Cross multiply
    49,707.16x = 74,420.80 × 37,285
  4. Step 4: Simplify right side
    49,707.16x = 2,774,779,528
  5. Step 5: Solve for x
    x = 2,774,779,528/49,707.16
  6. Step 6: Final answer
    x = 55,822.53

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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.