Home / 93,370.32-128,848.86-50,929.20

Finding the Fourth Proportional to 93,370.32, 128,848.86 and 50,929.20

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Solution

The fourth proportional to 93,370.32, 128,848.86 and 50,929.20 is: 70,281.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,370.32 : 128,848.86 = 50,929.20 : x
  2. Step 2: Convert to fraction form
    93,370.32/128,848.86 = 50,929.20/x
  3. Step 3: Cross multiply
    93,370.32x = 128,848.86 × 50,929.20
  4. Step 4: Simplify right side
    93,370.32x = 6,562,169,360.71
  5. Step 5: Solve for x
    x = 6,562,169,360.71/93,370.32
  6. Step 6: Final answer
    x = 70,281.11

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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.