Home / 93,039.14-128,391.27-52,756.58

Finding the Fourth Proportional to 93,039.14, 128,391.27 and 52,756.58

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Solution

The fourth proportional to 93,039.14, 128,391.27 and 52,756.58 is: 72,802.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,039.14 : 128,391.27 = 52,756.58 : x
  2. Step 2: Convert to fraction form
    93,039.14/128,391.27 = 52,756.58/x
  3. Step 3: Cross multiply
    93,039.14x = 128,391.27 × 52,756.58
  4. Step 4: Simplify right side
    93,039.14x = 6,773,484,307.06
  5. Step 5: Solve for x
    x = 6,773,484,307.06/93,039.14
  6. Step 6: Final answer
    x = 72,802.52

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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.