Home / 93,478.08-129,001.56-51,038.28

Finding the Fourth Proportional to 93,478.08, 129,001.56 and 51,038.28

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Solution

The fourth proportional to 93,478.08, 129,001.56 and 51,038.28 is: 70,433.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,478.08 : 129,001.56 = 51,038.28 : x
  2. Step 2: Convert to fraction form
    93,478.08/129,001.56 = 51,038.28/x
  3. Step 3: Cross multiply
    93,478.08x = 129,001.56 × 51,038.28
  4. Step 4: Simplify right side
    93,478.08x = 6,584,017,739.72
  5. Step 5: Solve for x
    x = 6,584,017,739.72/93,478.08
  6. Step 6: Final answer
    x = 70,433.81

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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.