Home / 93,865.04-129,574.32-56,132

Finding the Fourth Proportional to 93,865.04, 129,574.32 and 56,132

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Solution

The fourth proportional to 93,865.04, 129,574.32 and 56,132 is: 77,486.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,865.04 : 129,574.32 = 56,132 : x
  2. Step 2: Convert to fraction form
    93,865.04/129,574.32 = 56,132/x
  3. Step 3: Cross multiply
    93,865.04x = 129,574.32 × 56,132
  4. Step 4: Simplify right side
    93,865.04x = 7,273,265,730.24
  5. Step 5: Solve for x
    x = 7,273,265,730.24/93,865.04
  6. Step 6: Final answer
    x = 77,486.42

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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.