Home / 93,030.14-128,377.68-52,746.61

Finding the Fourth Proportional to 93,030.14, 128,377.68 and 52,746.61

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Solution

The fourth proportional to 93,030.14, 128,377.68 and 52,746.61 is: 72,788.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,030.14 : 128,377.68 = 52,746.61 : x
  2. Step 2: Convert to fraction form
    93,030.14/128,377.68 = 52,746.61/x
  3. Step 3: Cross multiply
    93,030.14x = 128,377.68 × 52,746.61
  4. Step 4: Simplify right side
    93,030.14x = 6,771,487,419.66
  5. Step 5: Solve for x
    x = 6,771,487,419.66/93,030.14
  6. Step 6: Final answer
    x = 72,788.10

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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.