Home / 93,545.86-129,055.05-69,075.30

Finding the Fourth Proportional to 93,545.86, 129,055.05 and 69,075.30

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Solution

The fourth proportional to 93,545.86, 129,055.05 and 69,075.30 is: 95,295.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,545.86 : 129,055.05 = 69,075.30 : x
  2. Step 2: Convert to fraction form
    93,545.86/129,055.05 = 69,075.30/x
  3. Step 3: Cross multiply
    93,545.86x = 129,055.05 × 69,075.30
  4. Step 4: Simplify right side
    93,545.86x = 8,914,516,295.27
  5. Step 5: Solve for x
    x = 8,914,516,295.27/93,545.86
  6. Step 6: Final answer
    x = 95,295.68

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1.5x scale

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.