Home / 148,022.68-222,070.47-42,852.28

Finding the Fourth Proportional to 148,022.68, 222,070.47 and 42,852.28

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Solution

The fourth proportional to 148,022.68, 222,070.47 and 42,852.28 is: 64,288.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,022.68 : 222,070.47 = 42,852.28 : x
  2. Step 2: Convert to fraction form
    148,022.68/222,070.47 = 42,852.28/x
  3. Step 3: Cross multiply
    148,022.68x = 222,070.47 × 42,852.28
  4. Step 4: Simplify right side
    148,022.68x = 9,516,225,960.17
  5. Step 5: Solve for x
    x = 9,516,225,960.17/148,022.68
  6. Step 6: Final answer
    x = 64,288.97

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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.