Home / 93,132.16-128,518.57-52,845.09

Finding the Fourth Proportional to 93,132.16, 128,518.57 and 52,845.09

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Solution

The fourth proportional to 93,132.16, 128,518.57 and 52,845.09 is: 72,924.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,132.16 : 128,518.57 = 52,845.09 : x
  2. Step 2: Convert to fraction form
    93,132.16/128,518.57 = 52,845.09/x
  3. Step 3: Cross multiply
    93,132.16x = 128,518.57 × 52,845.09
  4. Step 4: Simplify right side
    93,132.16x = 6,791,575,398.32
  5. Step 5: Solve for x
    x = 6,791,575,398.32/93,132.16
  6. Step 6: Final answer
    x = 72,924.06

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1.5x scale

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.