Home / 98,970.50-148,535.40-56,302.13

Finding the Fourth Proportional to 98,970.50, 148,535.40 and 56,302.13

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Solution

The fourth proportional to 98,970.50, 148,535.40 and 56,302.13 is: 84,498.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,970.50 : 148,535.40 = 56,302.13 : x
  2. Step 2: Convert to fraction form
    98,970.50/148,535.40 = 56,302.13/x
  3. Step 3: Cross multiply
    98,970.50x = 148,535.40 × 56,302.13
  4. Step 4: Simplify right side
    98,970.50x = 8,362,859,400.40
  5. Step 5: Solve for x
    x = 8,362,859,400.40/98,970.50
  6. Step 6: Final answer
    x = 84,498.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.