Home / 164,274.16-245,222.90-144,345.20

Finding the Fourth Proportional to 164,274.16, 245,222.90 and 144,345.20

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Solution

The fourth proportional to 164,274.16, 245,222.90 and 144,345.20 is: 215,473.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,274.16 : 245,222.90 = 144,345.20 : x
  2. Step 2: Convert to fraction form
    164,274.16/245,222.90 = 144,345.20/x
  3. Step 3: Cross multiply
    164,274.16x = 245,222.90 × 144,345.20
  4. Step 4: Simplify right side
    164,274.16x = 35,396,748,545.08
  5. Step 5: Solve for x
    x = 35,396,748,545.08/164,274.16
  6. Step 6: Final answer
    x = 215,473.62

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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.