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Finding the Fourth Proportional to 61,339.59, 84,632.58 and 35,831.07

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Solution

The fourth proportional to 61,339.59, 84,632.58 and 35,831.07 is: 49,437.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,339.59 : 84,632.58 = 35,831.07 : x
  2. Step 2: Convert to fraction form
    61,339.59/84,632.58 = 35,831.07/x
  3. Step 3: Cross multiply
    61,339.59x = 84,632.58 × 35,831.07
  4. Step 4: Simplify right side
    61,339.59x = 3,032,475,898.26
  5. Step 5: Solve for x
    x = 3,032,475,898.26/61,339.59
  6. Step 6: Final answer
    x = 49,437.50

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1.5x scale

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.