Home / 148,088.28-222,131.88-42,907.08

Finding the Fourth Proportional to 148,088.28, 222,131.88 and 42,907.08

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Solution

The fourth proportional to 148,088.28, 222,131.88 and 42,907.08 is: 64,360.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,088.28 : 222,131.88 = 42,907.08 : x
  2. Step 2: Convert to fraction form
    148,088.28/222,131.88 = 42,907.08/x
  3. Step 3: Cross multiply
    148,088.28x = 222,131.88 × 42,907.08
  4. Step 4: Simplify right side
    148,088.28x = 9,531,030,345.71
  5. Step 5: Solve for x
    x = 9,531,030,345.71/148,088.28
  6. Step 6: Final answer
    x = 64,360.46

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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.