Home / 152,846.61-210,927.15-83,935.32

Finding the Fourth Proportional to 152,846.61, 210,927.15 and 83,935.32

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Solution

The fourth proportional to 152,846.61, 210,927.15 and 83,935.32 is: 115,830.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,846.61 : 210,927.15 = 83,935.32 : x
  2. Step 2: Convert to fraction form
    152,846.61/210,927.15 = 83,935.32/x
  3. Step 3: Cross multiply
    152,846.61x = 210,927.15 × 83,935.32
  4. Step 4: Simplify right side
    152,846.61x = 17,704,237,831.94
  5. Step 5: Solve for x
    x = 17,704,237,831.94/152,846.61
  6. Step 6: Final answer
    x = 115,830.10

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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.