Home / 108,337.79-149,510.61-59,938.95

Finding the Fourth Proportional to 108,337.79, 149,510.61 and 59,938.95

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Solution

The fourth proportional to 108,337.79, 149,510.61 and 59,938.95 is: 82,718.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,337.79 : 149,510.61 = 59,938.95 : x
  2. Step 2: Convert to fraction form
    108,337.79/149,510.61 = 59,938.95/x
  3. Step 3: Cross multiply
    108,337.79x = 149,510.61 × 59,938.95
  4. Step 4: Simplify right side
    108,337.79x = 8,961,508,977.26
  5. Step 5: Solve for x
    x = 8,961,508,977.26/108,337.79
  6. Step 6: Final answer
    x = 82,718.22

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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.