Home / 96,337.90-145,228.93-89,915.50

Finding the Fourth Proportional to 96,337.90, 145,228.93 and 89,915.50

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Solution

The fourth proportional to 96,337.90, 145,228.93 and 89,915.50 is: 135,547.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,337.90 : 145,228.93 = 89,915.50 : x
  2. Step 2: Convert to fraction form
    96,337.90/145,228.93 = 89,915.50/x
  3. Step 3: Cross multiply
    96,337.90x = 145,228.93 × 89,915.50
  4. Step 4: Simplify right side
    96,337.90x = 13,058,331,855.42
  5. Step 5: Solve for x
    x = 13,058,331,855.42/96,337.90
  6. Step 6: Final answer
    x = 135,547.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.