Home / 61,637.46-85,032.59-36,130.86

Finding the Fourth Proportional to 61,637.46, 85,032.59 and 36,130.86

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Solution

The fourth proportional to 61,637.46, 85,032.59 and 36,130.86 is: 49,844.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,637.46 : 85,032.59 = 36,130.86 : x
  2. Step 2: Convert to fraction form
    61,637.46/85,032.59 = 36,130.86/x
  3. Step 3: Cross multiply
    61,637.46x = 85,032.59 × 36,130.86
  4. Step 4: Simplify right side
    61,637.46x = 3,072,300,424.07
  5. Step 5: Solve for x
    x = 3,072,300,424.07/61,637.46
  6. Step 6: Final answer
    x = 49,844.70

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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.