Home / 93,088.47-128,462.66-50,647.31

Finding the Fourth Proportional to 93,088.47, 128,462.66 and 50,647.31

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Solution

The fourth proportional to 93,088.47, 128,462.66 and 50,647.31 is: 69,893.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,088.47 : 128,462.66 = 50,647.31 : x
  2. Step 2: Convert to fraction form
    93,088.47/128,462.66 = 50,647.31/x
  3. Step 3: Cross multiply
    93,088.47x = 128,462.66 × 50,647.31
  4. Step 4: Simplify right side
    93,088.47x = 6,506,287,268.89
  5. Step 5: Solve for x
    x = 6,506,287,268.89/93,088.47
  6. Step 6: Final answer
    x = 69,893.59

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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.