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Finding the Fourth Proportional to 164,695.68, 245,838.24 and 141,471.36

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Solution

The fourth proportional to 164,695.68, 245,838.24 and 141,471.36 is: 211,171.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,695.68 : 245,838.24 = 141,471.36 : x
  2. Step 2: Convert to fraction form
    164,695.68/245,838.24 = 141,471.36/x
  3. Step 3: Cross multiply
    164,695.68x = 245,838.24 × 141,471.36
  4. Step 4: Simplify right side
    164,695.68x = 34,779,070,152.81
  5. Step 5: Solve for x
    x = 34,779,070,152.81/164,695.68
  6. Step 6: Final answer
    x = 211,171.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.