Home / 88,430.07-122,036.04-48,144.52

Finding the Fourth Proportional to 88,430.07, 122,036.04 and 48,144.52

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Solution

The fourth proportional to 88,430.07, 122,036.04 and 48,144.52 is: 66,440.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,430.07 : 122,036.04 = 48,144.52 : x
  2. Step 2: Convert to fraction form
    88,430.07/122,036.04 = 48,144.52/x
  3. Step 3: Cross multiply
    88,430.07x = 122,036.04 × 48,144.52
  4. Step 4: Simplify right side
    88,430.07x = 5,875,366,263.41
  5. Step 5: Solve for x
    x = 5,875,366,263.41/88,430.07
  6. Step 6: Final answer
    x = 66,440.82

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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.