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Finding the Fourth Proportional to 173,362.20, 260,043.30 and 153,533.40

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Solution

The fourth proportional to 173,362.20, 260,043.30 and 153,533.40 is: 230,300.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,362.20 : 260,043.30 = 153,533.40 : x
  2. Step 2: Convert to fraction form
    173,362.20/260,043.30 = 153,533.40/x
  3. Step 3: Cross multiply
    173,362.20x = 260,043.30 × 153,533.40
  4. Step 4: Simplify right side
    173,362.20x = 39,925,331,996.22
  5. Step 5: Solve for x
    x = 39,925,331,996.22/173,362.20
  6. Step 6: Final answer
    x = 230,300.10

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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.