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Finding the Fourth Proportional to 164,417.30, 230,417.50 and 164,417.30

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Solution

The fourth proportional to 164,417.30, 230,417.50 and 164,417.30 is: 230,417.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,417.30 : 230,417.50 = 164,417.30 : x
  2. Step 2: Convert to fraction form
    164,417.30/230,417.50 = 164,417.30/x
  3. Step 3: Cross multiply
    164,417.30x = 230,417.50 × 164,417.30
  4. Step 4: Simplify right side
    164,417.30x = 37,884,623,222.75
  5. Step 5: Solve for x
    x = 37,884,623,222.75/164,417.30
  6. Step 6: Final answer
    x = 230,417.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.