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Finding the Fourth Proportional to 116,574.30, 174,904.65 and 112,254.30

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Solution

The fourth proportional to 116,574.30, 174,904.65 and 112,254.30 is: 168,423.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,574.30 : 174,904.65 = 112,254.30 : x
  2. Step 2: Convert to fraction form
    116,574.30/174,904.65 = 112,254.30/x
  3. Step 3: Cross multiply
    116,574.30x = 174,904.65 × 112,254.30
  4. Step 4: Simplify right side
    116,574.30x = 19,633,799,052.50
  5. Step 5: Solve for x
    x = 19,633,799,052.50/116,574.30
  6. Step 6: Final answer
    x = 168,423.05

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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.