Home / 152,108.60-209,962.14-88,466.36

Finding the Fourth Proportional to 152,108.60, 209,962.14 and 88,466.36

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Solution

The fourth proportional to 152,108.60, 209,962.14 and 88,466.36 is: 122,113.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,108.60 : 209,962.14 = 88,466.36 : x
  2. Step 2: Convert to fraction form
    152,108.60/209,962.14 = 88,466.36/x
  3. Step 3: Cross multiply
    152,108.60x = 209,962.14 × 88,466.36
  4. Step 4: Simplify right side
    152,108.60x = 18,574,586,263.61
  5. Step 5: Solve for x
    x = 18,574,586,263.61/152,108.60
  6. Step 6: Final answer
    x = 122,113.98

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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.