Home / 90,305.98-124,615.47-52,038.34

Finding the Fourth Proportional to 90,305.98, 124,615.47 and 52,038.34

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Solution

The fourth proportional to 90,305.98, 124,615.47 and 52,038.34 is: 71,809.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,305.98 : 124,615.47 = 52,038.34 : x
  2. Step 2: Convert to fraction form
    90,305.98/124,615.47 = 52,038.34/x
  3. Step 3: Cross multiply
    90,305.98x = 124,615.47 × 52,038.34
  4. Step 4: Simplify right side
    90,305.98x = 6,484,782,197.12
  5. Step 5: Solve for x
    x = 6,484,782,197.12/90,305.98
  6. Step 6: Final answer
    x = 71,809.00

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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.