Home / 369,208.36-553,812.44-88,725.60

Finding the Fourth Proportional to 369,208.36, 553,812.44 and 88,725.60

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Solution

The fourth proportional to 369,208.36, 553,812.44 and 88,725.60 is: 133,088.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,208.36 : 553,812.44 = 88,725.60 : x
  2. Step 2: Convert to fraction form
    369,208.36/553,812.44 = 88,725.60/x
  3. Step 3: Cross multiply
    369,208.36x = 553,812.44 × 88,725.60
  4. Step 4: Simplify right side
    369,208.36x = 49,137,341,026.46
  5. Step 5: Solve for x
    x = 49,137,341,026.46/369,208.36
  6. Step 6: Final answer
    x = 133,088.38

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1.5x scale

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.