Home / 369,693.09-554,539.70-89,210.34

Finding the Fourth Proportional to 369,693.09, 554,539.70 and 89,210.34

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Solution

The fourth proportional to 369,693.09, 554,539.70 and 89,210.34 is: 133,815.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,693.09 : 554,539.70 = 89,210.34 : x
  2. Step 2: Convert to fraction form
    369,693.09/554,539.70 = 89,210.34/x
  3. Step 3: Cross multiply
    369,693.09x = 554,539.70 × 89,210.34
  4. Step 4: Simplify right side
    369,693.09x = 49,470,674,734.45
  5. Step 5: Solve for x
    x = 49,470,674,734.45/369,693.09
  6. Step 6: Final answer
    x = 133,815.52

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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.