Home / 87,948,038.52-121,370,526.90-48,255,558.84

Finding the Fourth Proportional to 87,948,038.52, 121,370,526.90 and 48,255,558.84

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Solution

The fourth proportional to 87,948,038.52, 121,370,526.90 and 48,255,558.84 is: 66,593,896.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,948,038.52 : 121,370,526.90 = 48,255,558.84 : x
  2. Step 2: Convert to fraction form
    87,948,038.52/121,370,526.90 = 48,255,558.84/x
  3. Step 3: Cross multiply
    87,948,038.52x = 121,370,526.90 × 48,255,558.84
  4. Step 4: Simplify right side
    87,948,038.52x = 5,856,802,602,264,754
  5. Step 5: Solve for x
    x = 5,856,802,602,264,754/87,948,038.52
  6. Step 6: Final answer
    x = 66,593,896.81

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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.