Home / 93,030.46-128,392.86-52,205.83

Finding the Fourth Proportional to 93,030.46, 128,392.86 and 52,205.83

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Solution

The fourth proportional to 93,030.46, 128,392.86 and 52,205.83 is: 72,050.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,030.46 : 128,392.86 = 52,205.83 : x
  2. Step 2: Convert to fraction form
    93,030.46/128,392.86 = 52,205.83/x
  3. Step 3: Cross multiply
    93,030.46x = 128,392.86 × 52,205.83
  4. Step 4: Simplify right side
    93,030.46x = 6,702,855,822.37
  5. Step 5: Solve for x
    x = 6,702,855,822.37/93,030.46
  6. Step 6: Final answer
    x = 72,050.12

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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.