Home / 74,015.07-102,152.32-48,595.17

Finding the Fourth Proportional to 74,015.07, 102,152.32 and 48,595.17

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Solution

The fourth proportional to 74,015.07, 102,152.32 and 48,595.17 is: 67,068.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,015.07 : 102,152.32 = 48,595.17 : x
  2. Step 2: Convert to fraction form
    74,015.07/102,152.32 = 48,595.17/x
  3. Step 3: Cross multiply
    74,015.07x = 102,152.32 × 48,595.17
  4. Step 4: Simplify right side
    74,015.07x = 4,964,109,356.29
  5. Step 5: Solve for x
    x = 4,964,109,356.29/74,015.07
  6. Step 6: Final answer
    x = 67,068.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.