Home / 130,730.41-196,030.86-46,477.96

Finding the Fourth Proportional to 130,730.41, 196,030.86 and 46,477.96

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Solution

The fourth proportional to 130,730.41, 196,030.86 and 46,477.96 is: 69,693.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,730.41 : 196,030.86 = 46,477.96 : x
  2. Step 2: Convert to fraction form
    130,730.41/196,030.86 = 46,477.96/x
  3. Step 3: Cross multiply
    130,730.41x = 196,030.86 × 46,477.96
  4. Step 4: Simplify right side
    130,730.41x = 9,111,113,979.77
  5. Step 5: Solve for x
    x = 9,111,113,979.77/130,730.41
  6. Step 6: Final answer
    x = 69,693.92

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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.