Home / 61,655.49-85,038.80-37,456.34

Finding the Fourth Proportional to 61,655.49, 85,038.80 and 37,456.34

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Solution

The fourth proportional to 61,655.49, 85,038.80 and 37,456.34 is: 51,661.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,655.49 : 85,038.80 = 37,456.34 : x
  2. Step 2: Convert to fraction form
    61,655.49/85,038.80 = 37,456.34/x
  3. Step 3: Cross multiply
    61,655.49x = 85,038.80 × 37,456.34
  4. Step 4: Simplify right side
    61,655.49x = 3,185,241,593.52
  5. Step 5: Solve for x
    x = 3,185,241,593.52/61,655.49
  6. Step 6: Final answer
    x = 51,661.93

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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.